Additional Info:
If someone is wondering how my first 32-piece Position was created:
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 d6 5. Be3 g6 6. Be2 Bg7 7. O-O O-O 8.
h3 Ne7 9. Qd2 c6 10. Rad1 Be6 11. a4 Qc7 12. Rfe1 Rfd8
Call it a Four Knights, Scotch or Modern opening line with a little Caro-Kann in the end .. whatever, the main point is: No piece gets captured and there's no clear advantage for any side.
r2r2k1/ppq1npbp/2ppbnp1/4p3/P2PP3/2N1BN1P/1PPQBPP1/3RR1K1 w - -
Do diagrams work in this Forum?
By the way, here are some procmon/filemon outputs from analysing this position for about 30 minutes:
"Time of Day","Process Name","PID","Operation","Path","Result","Detail"
"13:58:37,1791252","Explorer.EXE","3548","CreateFile","C:\Tablebases\Syzygy\folder.jpg","NAME NOT FOUND","Desired Access: Read Attributes, Disposition: Open, Options: Open Reparse Point, Attributes: n/a, ShareMode: Read, Write, Delete, AllocationSize: n/a"
"13:58:37,1793103","Explorer.EXE","3548","CreateFile","C:\Tablebases\Syzygy\folder.gif","NAME NOT FOUND","Desired Access: Read Attributes, Disposition: Open, Options: Open Reparse Point, Attributes: n/a, ShareMode: Read, Write, Delete, AllocationSize: n/a"
"14:13:56,9071645","stockfish 7 x64.exe","7624","CreateFile","C:\Tablebases\Syzygy\KPPvKPP.rtbw","SUCCESS","Desired Access: Generic Read, Disposition: Open, Options: Synchronous IO Non-Alert, Non-Directory File, Attributes: N, ShareMode: Read, AllocationSize: n/a, OpenResult: Opened"
"14:13:56,9072514","stockfish 7 x64.exe","7624","QueryStandardInformationFile","C:\Tablebases\Syzygy\KPPvKPP.rtbw","SUCCESS","AllocationSize: 114.905.088, EndOfFile: 114.901.200, NumberOfLinks: 1, DeletePending: False, Directory: False"
"14:13:56,9072987","stockfish 7 x64.exe","7624","QueryStandardInformationFile","C:\Tablebases\Syzygy\KPPvKPP.rtbw","SUCCESS","AllocationSize: 114.905.088, EndOfFile: 114.901.200, NumberOfLinks: 1, DeletePending: False, Directory: False"
"14:13:56,9073335","stockfish 7 x64.exe","7624","CreateFileMapping","C:\Tablebases\Syzygy\KPPvKPP.rtbw","SUCCESS","SyncType: SyncTypeOther"
"14:13:56,9077627","stockfish 7 x64.exe","7624","CloseFile","C:\Tablebases\Syzygy\KPPvKPP.rtbw","SUCCESS",""
"14:13:56,9081586","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KPPvKPP.rtbw","SUCCESS","Offset: 253.952, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:13:56,9330811","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KPPvKPP.rtbw","SUCCESS","Offset: 2.301.952, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:13:56,9362406","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KPPvKPP.rtbw","SUCCESS","Offset: 63.717.376, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:13:56,9465701","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KPPvKPP.rtbw","SUCCESS","Offset: 63.758.336, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:13:56,9472588","stockfish 7 x64.exe","7624","CreateFile","C:\Tablebases\Syzygy\KPPvKP.rtbw","SUCCESS","Desired Access: Generic Read, Disposition: Open, Options: Synchronous IO Non-Alert, Non-Directory File, Attributes: N, ShareMode: Read, AllocationSize: n/a, OpenResult: Opened"
"14:13:56,9473413","stockfish 7 x64.exe","7624","QueryStandardInformationFile","C:\Tablebases\Syzygy\KPPvKP.rtbw","SUCCESS","AllocationSize: 7.499.776, EndOfFile: 7.499.088, NumberOfLinks: 1, DeletePending: False, Directory: False"
"14:13:56,9474091","stockfish 7 x64.exe","7624","QueryStandardInformationFile","C:\Tablebases\Syzygy\KPPvKP.rtbw","SUCCESS","AllocationSize: 7.499.776, EndOfFile: 7.499.088, NumberOfLinks: 1, DeletePending: False, Directory: False"
"14:13:56,9474457","stockfish 7 x64.exe","7624","CreateFileMapping","C:\Tablebases\Syzygy\KPPvKP.rtbw","SUCCESS","SyncType: SyncTypeOther"
"14:13:56,9474890","stockfish 7 x64.exe","7624","CloseFile","C:\Tablebases\Syzygy\KPPvKP.rtbw","SUCCESS",""
"14:13:56,9482389","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KPPvKP.rtbw","SUCCESS","Offset: 262.144, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:13:56,9707195","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KPPvKP.rtbw","SUCCESS","Offset: 4.632.576, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:13:56,9750315","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KPPPvKP.rtbw","SUCCESS","Offset: 237.568, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:13:56,9924153","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KPPPvKP.rtbw","SUCCESS","Offset: 1.503.232, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:13:57,0023492","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KPPPvKP.rtbw","SUCCESS","Offset: 40.873.984, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
... ... ...
"14:00:06,7022773","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KRPPvKP.rtbw","SUCCESS","Offset: 1.245.184, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:00:06,7420182","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KRPPvKP.rtbw","SUCCESS","Offset: 25.030.656, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:00:06,7812272","stockfish 7 x64.exe","7624","CreateFile","C:\Tablebases\Syzygy\KRPvKPP.rtbw","SUCCESS","Desired Access: Generic Read, Disposition: Open, Options: Synchronous IO Non-Alert, Non-Directory File, Attributes: N, ShareMode: Read, AllocationSize: n/a, OpenResult: Opened"
"14:00:06,7813002","stockfish 7 x64.exe","7624","QueryStandardInformationFile","C:\Tablebases\Syzygy\KRPvKPP.rtbw","SUCCESS","AllocationSize: 249.114.624, EndOfFile: 249.114.448, NumberOfLinks: 1, DeletePending: False, Directory: False"
"14:00:06,7813412","stockfish 7 x64.exe","7624","QueryStandardInformationFile","C:\Tablebases\Syzygy\KRPvKPP.rtbw","SUCCESS","AllocationSize: 249.114.624, EndOfFile: 249.114.448, NumberOfLinks: 1, DeletePending: False, Directory: False"
"14:00:06,7813870","stockfish 7 x64.exe","7624","CreateFileMapping","C:\Tablebases\Syzygy\KRPvKPP.rtbw","SUCCESS","SyncType: SyncTypeOther"
"14:00:06,7814281","stockfish 7 x64.exe","7624","CloseFile","C:\Tablebases\Syzygy\KRPvKPP.rtbw","SUCCESS",""
"14:00:06,7820765","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KRPvKPP.rtbw","SUCCESS","Offset: 176.128, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:00:06,7949937","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KRPvKPP.rtbw","SUCCESS","Offset: 1.601.536, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:00:06,7984392","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KRPvKPP.rtbw","SUCCESS","Offset: 31.965.184, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:00:06,8142931","stockfish 7 x64.exe","7624","CreateFile","C:\Tablebases\Syzygy\KQPPvKQ.rtbw","SUCCESS","Desired Access: Generic Read, Disposition: Open, Options: Synchronous IO Non-Alert, Non-Directory File, Attributes: N, ShareMode: Read, AllocationSize: n/a, OpenResult: Opened"
"14:00:06,8145288","stockfish 7 x64.exe","7624","QueryStandardInformationFile","C:\Tablebases\Syzygy\KQPPvKQ.rtbw","SUCCESS","AllocationSize: 444.370.944, EndOfFile: 444.370.000, NumberOfLinks: 1, DeletePending: False, Directory: False"
"14:00:06,8145757","stockfish 7 x64.exe","7624","QueryStandardInformationFile","C:\Tablebases\Syzygy\KQPPvKQ.rtbw","SUCCESS","AllocationSize: 444.370.944, EndOfFile: 444.370.000, NumberOfLinks: 1, DeletePending: False, Directory: False"
"14:00:06,8146116","stockfish 7 x64.exe","7624","CreateFileMapping","C:\Tablebases\Syzygy\KQPPvKQ.rtbw","SUCCESS","SyncType: SyncTypeOther"
"14:00:06,8146592","stockfish 7 x64.exe","7624","CloseFile","C:\Tablebases\Syzygy\KQPPvKQ.rtbw","SUCCESS",""
"14:00:06,8152615","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KQPPvKQ.rtbw","SUCCESS","Offset: 1.331.200, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:00:06,8294733","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KQPPvKQ.rtbw","SUCCESS","Offset: 10.596.352, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:00:06,8363078","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KQPPvKQ.rtbw","SUCCESS","Offset: 283.844.608, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:00:06,8464257","stockfish 7 x64.exe","7624","CreateFile","C:\Tablebases\Syzygy\KRPvK.rtbw","SUCCESS","Desired Access: Generic Read, Disposition: Open, Options: Synchronous IO Non-Alert, Non-Directory File, Attributes: N, ShareMode: Read, AllocationSize: n/a, OpenResult: Opened"
"14:00:06,8465159","stockfish 7 x64.exe","7624","QueryStandardInformationFile","C:\Tablebases\Syzygy\KRPvK.rtbw","SUCCESS","AllocationSize: 8.192, EndOfFile: 5.136, NumberOfLinks: 1, DeletePending: False, Directory: False"
"14:00:06,8465613","stockfish 7 x64.exe","7624","QueryStandardInformationFile","C:\Tablebases\Syzygy\KRPvK.rtbw","SUCCESS","AllocationSize: 8.192, EndOfFile: 5.136, NumberOfLinks: 1, DeletePending: False, Directory: False"
"14:00:06,8465980","stockfish 7 x64.exe","7624","CreateFileMapping","C:\Tablebases\Syzygy\KRPvK.rtbw","SUCCESS","SyncType: SyncTypeOther"
"14:00:06,8466401","stockfish 7 x64.exe","7624","CloseFile","C:\Tablebases\Syzygy\KRPvK.rtbw","SUCCESS",""
"14:00:06,8467967","stockfish 7 x64.exe","7624","CreateFile","C:\Tablebases\Syzygy\KRPPvKR.rtbw","SUCCESS","Desired Access: Generic Read, Disposition: Open, Options: Synchronous IO Non-Alert, Non-Directory File, Attributes: N, ShareMode: Read, AllocationSize: n/a, OpenResult: Opened"
"14:00:06,8468494","stockfish 7 x64.exe","7624","QueryStandardInformationFile","C:\Tablebases\Syzygy\KRPPvKR.rtbw","SUCCESS","AllocationSize: 247.898.112, EndOfFile: 247.897.168, NumberOfLinks: 1, DeletePending: False, Directory: False"
"14:00:06,8468817","stockfish 7 x64.exe","7624","QueryStandardInformationFile","C:\Tablebases\Syzygy\KRPPvKR.rtbw","SUCCESS","AllocationSize: 247.898.112, EndOfFile: 247.897.168, NumberOfLinks: 1, DeletePending: False, Directory: False"
"14:00:06,8469118","stockfish 7 x64.exe","7624","CreateFileMapping","C:\Tablebases\Syzygy\KRPPvKR.rtbw","SUCCESS","SyncType: SyncTypeOther"
"14:00:06,8469477","stockfish 7 x64.exe","7624","CloseFile","C:\Tablebases\Syzygy\KRPPvKR.rtbw","SUCCESS",""
"14:00:06,8475942","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KRPPvKR.rtbw","SUCCESS","Offset: 405.504, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:00:06,8653773","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KRPPvKR.rtbw","SUCCESS","Offset: 3.821.568, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
... ... ...
"14:00:06,9727538","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KQPPvKQ.rtbw","SUCCESS","Offset: 283.934.720, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:00:07,0115695","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KQPPvKQ.rtbw","SUCCESS","Offset: 283.901.952, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:00:07,1250530","stockfish 7 x64.exe","7624","CreateFile","C:\Tablebases\Syzygy\KQPvKQP.rtbw","SUCCESS","Desired Access: Generic Read, Disposition: Open, Options: Synchronous IO Non-Alert, Non-Directory File, Attributes: N, ShareMode: Read, AllocationSize: n/a, OpenResult: Opened"
"14:00:07,1251406","stockfish 7 x64.exe","7624","QueryStandardInformationFile","C:\Tablebases\Syzygy\KQPvKQP.rtbw","SUCCESS","AllocationSize: 517.140.480, EndOfFile: 517.138.768, NumberOfLinks: 1, DeletePending: False, Directory: False"
"14:00:07,1251849","stockfish 7 x64.exe","7624","QueryStandardInformationFile","C:\Tablebases\Syzygy\KQPvKQP.rtbw","SUCCESS","AllocationSize: 517.140.480, EndOfFile: 517.138.768, NumberOfLinks: 1, DeletePending: False, Directory: False"
"14:00:07,1252208","stockfish 7 x64.exe","7624","CreateFileMapping","C:\Tablebases\Syzygy\KQPvKQP.rtbw","SUCCESS","SyncType: SyncTypeOther"
"14:00:07,1252678","stockfish 7 x64.exe","7624","CloseFile","C:\Tablebases\Syzygy\KQPvKQP.rtbw","SUCCESS",""
"14:00:07,1256207","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KQPvKQP.rtbw","SUCCESS","Offset: 888.832, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:00:07,1641304","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KQPvKQP.rtbw","SUCCESS","Offset: 7.450.624, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:00:07,1965123","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KQPvKQP.rtbw","SUCCESS","Offset: 166.830.080, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:08:55,6679494","stockfish 7 x64.exe","7624","CreateFile","C:\Tablebases\Syzygy\KRPvKRP.rtbw","SUCCESS","Desired Access: Generic Read, Disposition: Open, Options: Synchronous IO Non-Alert, Non-Directory File, Attributes: N, ShareMode: Read, AllocationSize: n/a, OpenResult: Opened"
"14:08:55,6680377","stockfish 7 x64.exe","7624","QueryStandardInformationFile","C:\Tablebases\Syzygy\KRPvKRP.rtbw","SUCCESS","AllocationSize: 516.284.416, EndOfFile: 516.280.976, NumberOfLinks: 1, DeletePending: False, Directory: False"
"14:08:55,6680869","stockfish 7 x64.exe","7624","QueryStandardInformationFile","C:\Tablebases\Syzygy\KRPvKRP.rtbw","SUCCESS","AllocationSize: 516.284.416, EndOfFile: 516.280.976, NumberOfLinks: 1, DeletePending: False, Directory: False"
"14:08:55,6681242","stockfish 7 x64.exe","7624","CreateFileMapping","C:\Tablebases\Syzygy\KRPvKRP.rtbw","SUCCESS","SyncType: SyncTypeOther"
"14:08:55,6681851","stockfish 7 x64.exe","7624","CloseFile","C:\Tablebases\Syzygy\KRPvKRP.rtbw","SUCCESS",""
"14:08:55,6685678","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KRPvKRP.rtbw","SUCCESS","Offset: 192.512, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
"14:08:55,7027556","stockfish 7 x64.exe","7624","ReadFile","C:\Tablebases\Syzygy\KRPvKRP.rtbw","SUCCESS","Offset: 3.502.080, Length: 32.768, I/O Flags: Non-cached, Paging I/O, Synchronous Paging I/O, Priority: Normal"
... and so on.
We have the quite expected KPPvKPP, KPPPvKP, KRPPvKP, KRPPvKR, KRPvKRP, KQPPvKP, KQPPvKQ, KQPvKQP, etc.
but also some interesting KPPPvKR and KBPvKNP!