Kasparov should have NOT resigned he could have drawn

[Chessqueen]

[pgn][Event "IBM Man-Machine"]
[Site "New York, NY USA"]
[Date "1997.05.04"]
[Round "2"]
[White "Deep Blue (Computer)"]
[Black "Garry Kasparov"]
[Result "*"]
[EventDate "?"]
[ECO "C93"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "89"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 h6 10. d4 Re8 11. Nbd2 Bf8 12. Nf1 Bd7 13. Ng3 Na5 14. Bc2 c5 15. b3
Nc6 16. d5 Ne7 17. Be3 Ng6 18. Qd2 Nh7 19. a4 Nh4 20. Nxh4 Qxh4 21. Qe2 Qd8 22.
b4 Qc7 23. Rec1 c4 24. Ra3 Rec8 25. Rca1 Qd8 26. f4 Nf6 27. fxe5 dxe5 28. Qf1
Ne8 29. Qf2 Nd6 30. Bb6 Qe8 31. R3a2 Be7 32. Bc5 Bf8 33. Nf5 Bxf5 34. exf5 f6
35. Bxd6 Bxd6 36. axb5 axb5 37. Be4 Rxa2 38. Qxa2 Qd7 39. Qa7 Rc7 40. Qb6 Rb7
41. Ra8+ Kf7 42. Qa6 Qc7 43. Qc6 Qb6+ 44. Kf1 Rb8 45. Ra6 {Kasparov resigned
here.} (45. Ra6 Qe3 $3 46. Qxd6 Re8 $1 {and Black has a perpetual on the dark
squares.})[/pgn]

[Chessqueen]

[quote=Chessqueen post_id=927002 time=1654242478 user_id=10732]
[pgn][Event "IBM Man-Machine"]
[Site "New York, NY USA"]
[Date "1997.05.04"]
[Round "2"]
[White "Stockfish_22050407_x64_avx2"]
[Black "Dragon-2.6.1-64bit-avx2"]
[Result "1/2-1/2"]
[EventDate "?"]
[FEN "1r6/5kp1/RqQb1p1p/1p1PpP2/1Pp1B3/2P4P/6P1/5K2 b - - 0 1"]
[ECO "C93"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "89"]

1. ... Qe3 2. Qxd6 Re8 3. Qc7+ Re7 4. Qc6 Qxe4 5. d6 Qd3+ 6. Kg1 Re8 7. Ra1
h5 8. Qxb5 Rd8 9. Qb7+ Kg8 10. Qe7 Qxd6 11. Qxd6 Rxd6 12. Ra8+ Kf7 13. Rc8
Rd1+ 14. Kf2 Rd2+ 15. Kg1 Ke7 16. Rxc4 Rb2 17. Rc5 Kd6 18. Kh2 Rb1 19. Rc8
Kd5 20. Kg3 Ke4 21. Rc7 Kxf5 22. Rxg7 Ke4 23. Rg6 f5 24. Kh4 f4 25. Kxh5
Rb3 26. h4 Rxc3 27. b5 Rb3 28. b6 Kf5 29. Rg5+ Ke4 30. Rg6 Kf5 31. Rg5+ Ke4
32. Rg6 {3-fold repetition} 1/2-1/2[/pgn]

[KLc]

He prolly did NOT know!

[acase]

[pgn][Event "IBM Man-Machine"]
[Site "New York, NY USA"]
[Date "1997.05.04"]
[Round "2"]
[White "Deep Blue (Computer)"]
[Black "Garry Kasparov"]
[Result "*"]
[EventDate "?"]
[ECO "C93"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "89"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 h6 10. d4 Re8 11. Nbd2 Bf8 12. Nf1 Bd7 13. Ng3 Na5 14. Bc2 c5 15. b3
Nc6 16. d5 Ne7 17. Be3 Ng6 18. Qd2 Nh7 19. a4 Nh4 20. Nxh4 Qxh4 21. Qe2 Qd8 22.
b4 Qc7 23. Rec1 c4 24. Ra3 Rec8 25. Rca1 Qd8 26. f4 Nf6 27. fxe5 dxe5 28. Qf1
Ne8 29. Qf2 Nd6 30. Bb6 Qe8 31. R3a2 Be7 32. Bc5 Bf8 33. Nf5 Bxf5 34. exf5 f6
35. Bxd6 Bxd6 36. axb5 axb5 37. Be4 Rxa2 38. Qxa2 Qd7 39. Qa7 Rc7 40. Qb6 Rb7
41. Ra8+ Kf7 42. Qa6 Qc7 43. Qc6 Qb6+ 44. Kf1 Rb8 45. Ra6 {Kasparov resigned
here.} (45. Ra6 Qe3 $3 46. Qxd6 Re8 $1 {and Black has a perpetual on the dark
squares.})[/pgn]

This position was already well known and discussed several times with the same conclusion.

see here:
forum3/search.php?keywords=1r6%2F5kp1%2 ... mit=Search

[Chessqueen]

[pgn][Event "IBM Man-Machine"]
[Site "New York, NY USA"]
[Date "1997.05.04"]
[Round "2"]
[White "Deep Blue (Computer)"]
[Black "Garry Kasparov"]
[Result "*"]
[EventDate "?"]
[ECO "C93"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "89"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 h6 10. d4 Re8 11. Nbd2 Bf8 12. Nf1 Bd7 13. Ng3 Na5 14. Bc2 c5 15. b3
Nc6 16. d5 Ne7 17. Be3 Ng6 18. Qd2 Nh7 19. a4 Nh4 20. Nxh4 Qxh4 21. Qe2 Qd8 22.
b4 Qc7 23. Rec1 c4 24. Ra3 Rec8 25. Rca1 Qd8 26. f4 Nf6 27. fxe5 dxe5 28. Qf1
Ne8 29. Qf2 Nd6 30. Bb6 Qe8 31. R3a2 Be7 32. Bc5 Bf8 33. Nf5 Bxf5 34. exf5 f6
35. Bxd6 Bxd6 36. axb5 axb5 37. Be4 Rxa2 38. Qxa2 Qd7 39. Qa7 Rc7 40. Qb6 Rb7
41. Ra8+ Kf7 42. Qa6 Qc7 43. Qc6 Qb6+ 44. Kf1 Rb8 45. Ra6 {Kasparov resigned
here.} (45. Ra6 Qe3 $3 46. Qxd6 Re8 $1 {and Black has a perpetual on the dark
squares.})[/pgn]

This position was already well known and discussed several times with the same conclusion.
That week I was staying in the Hospital, and never opened Talkchess.com, but Thanks for pointing it out
see here:
forum3/search.php?keywords=1r6%2F5kp1%2 ... mit=Search

[acase]

[pgn][Event "IBM Man-Machine"]
[Site "New York, NY USA"]
[Date "1997.05.04"]
[Round "2"]
[White "Deep Blue (Computer)"]
[Black "Garry Kasparov"]
[Result "*"]
[EventDate "?"]
[ECO "C93"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "89"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 h6 10. d4 Re8 11. Nbd2 Bf8 12. Nf1 Bd7 13. Ng3 Na5 14. Bc2 c5 15. b3
Nc6 16. d5 Ne7 17. Be3 Ng6 18. Qd2 Nh7 19. a4 Nh4 20. Nxh4 Qxh4 21. Qe2 Qd8 22.
b4 Qc7 23. Rec1 c4 24. Ra3 Rec8 25. Rca1 Qd8 26. f4 Nf6 27. fxe5 dxe5 28. Qf1
Ne8 29. Qf2 Nd6 30. Bb6 Qe8 31. R3a2 Be7 32. Bc5 Bf8 33. Nf5 Bxf5 34. exf5 f6
35. Bxd6 Bxd6 36. axb5 axb5 37. Be4 Rxa2 38. Qxa2 Qd7 39. Qa7 Rc7 40. Qb6 Rb7
41. Ra8+ Kf7 42. Qa6 Qc7 43. Qc6 Qb6+ 44. Kf1 Rb8 45. Ra6 {Kasparov resigned
here.} (45. Ra6 Qe3 $3 46. Qxd6 Re8 $1 {and Black has a perpetual on the dark
squares.})[/pgn]

This position was already well known and discussed several times with the same conclusion.
That week I was staying in the Hospital, and never opened Talkchess.com, but Thanks for pointing it out
see here:
forum3/search.php?keywords=1r6%2F5kp1%2 ... mit=Search

You must have been in the hospital several weeks from different years then, because it was discussed in 2009, 2013, and 2017.