Is white winning with a ~1.5 score, not growing?

[drewdrew]

Stockfish-dev:

+1.57 1. Nf4 Qxe5 2. Bd3 Bb7 3. Rh1 Qd6 4. Nh5 Rg8 5. Nc5 Rbc8 6. Bf4 Qxf4+ 7. Nxf4 Rxc5 8. b4 Rc7 9. Kb2 Ba8 10. a3 Bb7 11. c3 Rgc8 12. Bc2 Rd8 13. Nd3 Bd5 14. Ne5 d6 15. Nf3 Bc6 16. Nd4 Bd7 17. Be4 Rb8 18. Nb3 Rb6 19. Bb1 Bc6 20. Nd4 Be8 21. Bc2 Bd7 22. Bd3 d5 23. Nb3 Rd6 24. Rf3 Kg8 25. Re3 Kf8 26. Be2 Bc6 27. Rd1 Be8 28. Na5 Kg8 29. Rd2 Kf8 30. Bd1 Kg8 31. Nb3 Kf8 32. Re1 Rdc6 33. Rd3 Rd6 34. Bf3 Ra7 35. Rde3 Bc6 36. Nd4 Bd7 37. g3 Rc7 38. Nb3 Bc6 39. Be2 Be8 40. Nd4 Bd7 41. Rh1 f6 42. Rf1 Ra7 (depth 71, 6:36:22)

At higher depth, Stockfish here - default contempt - changed its mind to Nc5 with an increasing score.
Nf4 still played one move later though:

info depth 77 seldepth 134 multipv 1 score cp 274 nodes 21413489726436 nps 356142409 hashfull 1000 tbhits 29589812328 time 60126200 pv b3c5 e4f5 e2f4 f5e5 f1d3 h8g8 d1h1 f7f5 d3e2 f8f7 c5d3 e5e4 h1h6 e4e3 g3e3 g7h6 d3e5 f7g7 e3d3 b5b4 d3d4 g8h7 d4d1 a6a5 g2g4 f5g4 e5g4 g7g5 g4f6 h7h8 f6e4 g5g7 e4d6 c8b7 b2b3 b7a8 d1f1 b8b6 d6c4 b6b8 e2d3 a8g2 f1f2 g2c6 f4g6 h8g8 c4e5 c6b5 d3b5 g7g6 e5g6 b8b5 c1d2 b5d5 d2e3 g8g7 g6f4 d5e5 e3d4 e5f5 d4e4 f5c5 f4d3 c5h5 c2c4 b4c3 e4d4 c3c2 f2c2 h5d5 d4c4 g7f7 c2h2 h6h5 d3f4 d5g5 f4h5 f7e7 h2h4 e7d6 c4c3 g5c5 c3d3 c5f5 h5f4 d6c6 f4e2 c6d6 h4h7 f5d5 d3c2 d5g5 h7h4 g5c5 e2c3 c5e5 c2d3 e5f5 d3d4 d6c6 h4h7 f5f2 h7h8 f2f4 d4e3 f4f5 e3d3 f5f3 d3d2 c6c5 c3e2 d7d5 h8a8 c5b4 a8a7 e6e5 a7e7 b4a3 e7e5 a3a2 e2d4 f3g3 e5d5

Were you known as drudru elsewhere? I think I recognize your massive hardware.

I was indeed.

[zullil]

Stockfish-dev:

+1.57 1. Nf4 Qxe5 2. Bd3 Bb7 3. Rh1 Qd6 4. Nh5 Rg8 5. Nc5 Rbc8 6. Bf4 Qxf4+ 7. Nxf4 Rxc5 8. b4 Rc7 9. Kb2 Ba8 10. a3 Bb7 11. c3 Rgc8 12. Bc2 Rd8 13. Nd3 Bd5 14. Ne5 d6 15. Nf3 Bc6 16. Nd4 Bd7 17. Be4 Rb8 18. Nb3 Rb6 19. Bb1 Bc6 20. Nd4 Be8 21. Bc2 Bd7 22. Bd3 d5 23. Nb3 Rd6 24. Rf3 Kg8 25. Re3 Kf8 26. Be2 Bc6 27. Rd1 Be8 28. Na5 Kg8 29. Rd2 Kf8 30. Bd1 Kg8 31. Nb3 Kf8 32. Re1 Rdc6 33. Rd3 Rd6 34. Bf3 Ra7 35. Rde3 Bc6 36. Nd4 Bd7 37. g3 Rc7 38. Nb3 Bc6 39. Be2 Be8 40. Nd4 Bd7 41. Rh1 f6 42. Rf1 Ra7 (depth 71, 6:36:22)

At higher depth, Stockfish here - default contempt - changed its mind to Nc5 with an increasing score.
Nf4 still played one move later though:

info depth 77 seldepth 134 multipv 1 score cp 274 nodes 21413489726436 nps 356142409 hashfull 1000 tbhits 29589812328 time 60126200 pv b3c5 e4f5 e2f4 f5e5 f1d3 h8g8 d1h1 f7f5 d3e2 f8f7 c5d3 e5e4 h1h6 e4e3 g3e3 g7h6 d3e5 f7g7 e3d3 b5b4 d3d4 g8h7 d4d1 a6a5 g2g4 f5g4 e5g4 g7g5 g4f6 h7h8 f6e4 g5g7 e4d6 c8b7 b2b3 b7a8 d1f1 b8b6 d6c4 b6b8 e2d3 a8g2 f1f2 g2c6 f4g6 h8g8 c4e5 c6b5 d3b5 g7g6 e5g6 b8b5 c1d2 b5d5 d2e3 g8g7 g6f4 d5e5 e3d4 e5f5 d4e4 f5c5 f4d3 c5h5 c2c4 b4c3 e4d4 c3c2 f2c2 h5d5 d4c4 g7f7 c2h2 h6h5 d3f4 d5g5 f4h5 f7e7 h2h4 e7d6 c4c3 g5c5 c3d3 c5f5 h5f4 d6c6 f4e2 c6d6 h4h7 f5d5 d3c2 d5g5 h7h4 g5c5 e2c3 c5e5 c2d3 e5f5 d3d4 d6c6 h4h7 f5f2 h7h8 f2f4 d4e3 f4f5 e3d3 f5f3 d3d2 c6c5 c3e2 d7d5 h8a8 c5b4 a8a7 e6e5 a7e7 b4a3 e7e5 a3a2 e2d4 f3g3 e5d5

Were you known as drudru elsewhere? I think I recognize your massive hardware.

I was indeed.

I went by LPZ.

[drewdrew]

Stockfish-dev:

+1.57 1. Nf4 Qxe5 2. Bd3 Bb7 3. Rh1 Qd6 4. Nh5 Rg8 5. Nc5 Rbc8 6. Bf4 Qxf4+ 7. Nxf4 Rxc5 8. b4 Rc7 9. Kb2 Ba8 10. a3 Bb7 11. c3 Rgc8 12. Bc2 Rd8 13. Nd3 Bd5 14. Ne5 d6 15. Nf3 Bc6 16. Nd4 Bd7 17. Be4 Rb8 18. Nb3 Rb6 19. Bb1 Bc6 20. Nd4 Be8 21. Bc2 Bd7 22. Bd3 d5 23. Nb3 Rd6 24. Rf3 Kg8 25. Re3 Kf8 26. Be2 Bc6 27. Rd1 Be8 28. Na5 Kg8 29. Rd2 Kf8 30. Bd1 Kg8 31. Nb3 Kf8 32. Re1 Rdc6 33. Rd3 Rd6 34. Bf3 Ra7 35. Rde3 Bc6 36. Nd4 Bd7 37. g3 Rc7 38. Nb3 Bc6 39. Be2 Be8 40. Nd4 Bd7 41. Rh1 f6 42. Rf1 Ra7 (depth 71, 6:36:22)

At higher depth, Stockfish here - default contempt - changed its mind to Nc5 with an increasing score.
Nf4 still played one move later though:

info depth 77 seldepth 134 multipv 1 score cp 274 nodes 21413489726436 nps 356142409 hashfull 1000 tbhits 29589812328 time 60126200 pv b3c5 e4f5 e2f4 f5e5 f1d3 h8g8 d1h1 f7f5 d3e2 f8f7 c5d3 e5e4 h1h6 e4e3 g3e3 g7h6 d3e5 f7g7 e3d3 b5b4 d3d4 g8h7 d4d1 a6a5 g2g4 f5g4 e5g4 g7g5 g4f6 h7h8 f6e4 g5g7 e4d6 c8b7 b2b3 b7a8 d1f1 b8b6 d6c4 b6b8 e2d3 a8g2 f1f2 g2c6 f4g6 h8g8 c4e5 c6b5 d3b5 g7g6 e5g6 b8b5 c1d2 b5d5 d2e3 g8g7 g6f4 d5e5 e3d4 e5f5 d4e4 f5c5 f4d3 c5h5 c2c4 b4c3 e4d4 c3c2 f2c2 h5d5 d4c4 g7f7 c2h2 h6h5 d3f4 d5g5 f4h5 f7e7 h2h4 e7d6 c4c3 g5c5 c3d3 c5f5 h5f4 d6c6 f4e2 c6d6 h4h7 f5d5 d3c2 d5g5 h7h4 g5c5 e2c3 c5e5 c2d3 e5f5 d3d4 d6c6 h4h7 f5f2 h7h8 f2f4 d4e3 f4f5 e3d3 f5f3 d3d2 c6c5 c3e2 d7d5 h8a8 c5b4 a8a7 e6e5 a7e7 b4a3 e7e5 a3a2 e2d4 f3g3 e5d5

Were you known as drudru elsewhere? I think I recognize your massive hardware.

I was indeed.

I went by LPZ.

Ah yes, I remember you. Nice to see the same people around.