Baffled by EICC2015 game between GMs Andriasian and Inarkiev, white completely hands up his queen but black doesn't take... Engine seems to agree with me but can anyone explain??

[pgn]

[Event "Casual game"]
[Site "http://lichess.org/nQ5xnQxU"]
[Date "2015.02.27"]
[White "?"]
[Black "?"]
[Result "*"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "85"]
[Variant "Standard"]
[TimeControl "-"]
[ECO "?"]
[Opening "?"]
[Annotator "lichess.org"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 { Italian Game, Two Knights Defense, Modern Bishop's Opening } Bc5 5. c3 a6 6. O-O Ba7 7. Nbd2 O-O 8. h3 d6 9. Bb3 Re8 10. Re1 h6 11. Nf1 Be6 12. Bc2 d5 13. exd5 Nxd5 14. Ng3 Qd6 15. Nh4 Rad8 16. Nhf5 Bxf5 17. Nxf5 Qf6 18. Ne3 Re6 19. b3? { (-0.10 → -2.93) Mistake. The best move was Bd2. } (19. Bd2 Bb6 20. Ng4 Qe7 21. Qf3 Nf6 22. Qe2 Nxg4 23. Qxg4 Rg6 24. Qe2 Qc5 25. Bb3) 19... Nce7? { (-2.93 → -0.52) Mistake. The best move was Nxc3. } (19... Nxc3 20. Qg4 e4 21. dxe4 Nxe4 22. Bxe4 Qxa1 23. Rf1 Bxe3 24. Bxe3 Qxa2 25. Bf5 Rf6 26. Be4 Qa5 27. Qg3 Re8 28. Bf3 Qe5 29. Qxe5) 20. Ng4?! { (-0.52 → -1.33) Inaccuracy. The best move was Bd2. } (20. Bd2 h5 21. Qxh5 Nf4 22. Qg4 Nxd3 23. Bxd3 Rxd3 24. Re2 Ng6 25. Rd1) 20... Qf5? { (-1.33 → 0.36) Mistake. The best move was Qh4. } (20... Qh4 21. d4 Nxc3 22. Qd3 f5 23. Nxe5 Qxd4 24. Be3 Qxd3 25. Bxd3 Bxe3 26. Rxe3 Ned5 27. Bxf5) 21. Be3? { (0.36 → -1.65) Mistake. The best move was Bd2. } (21. Bd2 h5 22. d4 e4 23. Ne3 Nxe3 24. Rxe3 c5 25. Rxe4 Rxe4 26. Qb1 cxd4 27. Bxe4 Qf6 28. Qd3 Nc6 29. c4 g6 30. Bd5 Re8) 21... c5? { (-1.65 → 0.00) Mistake. The best move was Nxc3. } (21... Nxc3 22. Qd2 Bd4 23. Bxd4 exd4 24. Rxe6 Qxe6 25. Re1 Qd6 26. Bd1 b5 27. Bf3 c5 28. g3 Ned5 29. Bxd5 Nxd5 30. f4 Nc3 31. Ne5) 22. Qe2? { (0.00 → -1.65) Mistake. The best move was Bd2. } (22. Bd2 Nf4 23. Qf3 Bb8 24. Qxb7 h5 25. Bxf4 hxg4 26. Bg3 Nd5 27. c4 Rb6 28. hxg4 Qxg4 29. Qa8 Nf4 30. Bd1 Qg5 31. Bxf4 exf4) 22... h5 23. Nh2 Rg6? { (-1.43 → -0.15) Mistake. The best move was Nxc3. } (23... Nxc3 24. Qf3 Ncd5 25. Qe4 Bb6 26. Nf3 Ba5 27. Rf1 Rc8 28. a3 b5 29. g4 Qxe4 30. dxe4 Nxe3 31. fxe3 hxg4 32. hxg4) 24. Kh1?! { (-0.15 → -0.70) Inaccuracy. The best move was Bd2. } (24. Bd2 Qxh3 25. Qf3 Qxf3 26. Nxf3 f6 27. Bd1 Kf7 28. Nh4 Rg4 29. Nf3 Nc7 30. Nh2 Rxd3 31. Nxg4 hxg4) 24... Nc6?! { (-0.70 → 0.09) Inaccuracy. The best move was Nxc3. } (24... Nxc3 25. Qd2 Ned5 26. Nf3 Rc6 27. d4 e4 28. dxc5 Bxc5 29. Bxc5 Rxc5 30. Qd4 Qf6 31. Qxc5 exf3 32. g3 h4 33. g4 b6 34. Qc4) 25. Rad1? { (0.09 → -2.88) Mistake. The best move was Nf3. } (25. Nf3 Nxe3 26. fxe3 Qe6 27. d4 Rh6 28. dxc5 e4 29. Nd2 Qe5 30. Nc4 Qxc3 31. Bxe4 Bxc5 32. Rad1 Rxd1 33. Rxd1 b5 34. Bxc6 Rxc6) 25... Rgd6? { (-2.88 → -0.01) Mistake. The best move was Nxc3. } (25... Nxc3 26. Qf3 Qxf3 27. Nxf3 Nxd1 28. Bxd1 Nb4 29. Nxe5 Re6 30. Bd2 g6 31. Kg1 Nxa2 32. Nf3 Rxe1+ 33. Nxe1 Nb4 34. Bf3 Nxd3 35. Bxb7) 26. Nf3? { (-0.01 → -2.80) Mistake. The best move was Bd2. } (26. Bd2 Bb6 27. a3 Nf4 28. Bxf4 Qxf4 29. Nf3 Qf5 30. b4) 26... g6? { (-2.80 → -0.05) Mistake. The best move was Nxc3. } (26... Nxc3 27. Nh4 Qh7 28. Qf3 Nxd1 29. Bxd1 g6 30. Be2 Qg7 31. Rc1 b5 32. a4 Nb4 33. axb5 axb5 34. Kg1 Nxd3 35. Bxd3 Rxd3 36. Qb7) 27. Bc1?? { (-0.05 → -3.06) Blunder. The best move was Bd2. } (27. Bd2 Nf4 28. Bxf4 exf4 29. a3 Qf6 30. Qd2 g5 31. Re4 Qg6 32. Rde1 g4 33. Re8+ Kg7) 27... Nf4?? { (-3.06 → -0.06) Blunder. The best move was Nxc3. } (27... Nxc3 28. Qd2 Nxd1 29. Qxd1 Nb4 30. Rxe5 Nxd3 31. Bxd3 Rxd3 32. Qe2 Rd1+ 33. Ne1 Qd7 34. Bg5 Bb8 35. Re4 Rf8 36. f4 Qd2 37. Kh2) 28. Bxf4 exf4 29. h4 Na5? { (-0.38 → 1.19) Mistake. The best move was Qf6. } (29... Qf6 30. Qd2 Bb8 31. Re4 Rd5 32. Rde1 Bc7 33. Kg1 Kg7 34. Ng5 Re5 35. Nf3 Rxe4 36. Rxe4 b5 37. d4 b4 38. cxb4 Nxd4 39. Nxd4) 30. b4? { (1.19 → -0.98) Mistake. The best move was d4. } (30. d4 Qe6 31. Qxe6 Rxe6 32. Rxe6 fxe6 33. dxc5 Rxd1+ 34. Bxd1 Nc6 35. b4 Kg7 36. Ng5 Nd8 37. Bb3 b6 38. cxb6 Bxb6 39. Ne4 Kf7) 30... cxb4 31. cxb4 Nc6 32. Qd2?! { (-1.06 → -1.74) Inaccuracy. The best move was Bb3. } (32. Bb3 Qf6 33. Kg1 R6d7 34. a3 b5 35. Qa2 Nd4 36. Ne5 Re7 37. Bxf7+ Rxf7 38. Rc1 Bb6 39. Re4 f3 40. Nxf7 Qxf7 41. Qxf7+ Kxf7) 32... Bb8?! { (-1.74 → -1.01) Inaccuracy. The best move was Nd4. } (32... Nd4 33. Nxd4 Rxd4 34. Bb3 Qf6 35. Kg1 Qxh4 36. Qe2 Rxb4 37. Rd2 Qg5 38. Rc2 Bc5 39. Qf3 Qf5 40. Bc4 Qg4 41. Qe2 Qxe2 42. Rcxe2) 33. Re4 Qg4? { (-1.17 → 0.31) Mistake. The best move was Qxe4. } (33... Qxe4 34. dxe4 Rxd2 35. Rxd2 Rxd2 36. Nxd2 Nxb4 37. Bb1 Kg7 38. Kg1 Kf6 39. Kf1 b5 40. Nf3 Bd6 41. Ke2 Be5 42. a3 Nc6 43. Bc2) 34. Rde1 Re6? { (0.32 → 1.37) Mistake. The best move was Nd4. } (34... Nd4 35. Qc3 Ba7 36. Re8+ Rxe8 37. Rxe8+ Kg7 38. Bb3 Qd7 39. Re4 f6 40. Qe1 Nf5 41. Re8 Rxd3 42. Ng5 Rxb3 43. Ne6+) 35. Bb3?! { (1.37 → 0.45) Inaccuracy. The best move was Rxe6. } (35. Rxe6 fxe6 36. Bb3 Nd4 37. Qc3 Nxb3 38. Qxb3 Re8 39. b5 a5 40. Qa4 e5 41. b6 Re7 42. Qxa5 Kg7 43. Qc5 Qe6 44. Ng5 Qd7) 35... Rde8? { (0.45 → 3.03) Mistake. The best move was Rxe4. } (35... Rxe4 36. Rxe4 Qf5 37. Qc3 Rc8 38. Qb2 Bd6 39. a3 Be7 40. Qd2 Bd6 41. Kg1 Qf6 42. d4 Rf8 43. Ng5) 36. Rxe6? { (3.03 → 1.59) Mistake. The best move was Bxe6. } (36. Bxe6 Rxe6 37. Rxe6 fxe6 38. d4 Bd6 39. a3 Qf5 40. Qe2 Nd8 41. Ng5 Be7 42. Nxe6 Nxe6 43. Qxe6+ Qxe6) 36... Rxe6? { (1.59 → 3.76) Mistake. The best move was fxe6. } (36... fxe6 37. Qb2 Qf5 38. Re4 Re7 39. a3 Nd8 40. Ng5 Bd6 41. Kg1 Bc7 42. Qc3 Bb6 43. Kf1 f3 44. Nxf3 Qf7 45. Qb2 Qg7 46. d4) 37. Re4?? { (3.76 → 0.65) Blunder. The best move was Rxe6. } (37. Rxe6 fxe6 38. Qe1 Nd8 39. Qc3 Bd6 40. Qf6 Bc7 41. Ng5 Qxh4+ 42. Kg1 f3) 37... Rxe4 38. Qe2?? { (0.71 → Mate in 8) Checkmate is now unavoidable. The best move was dxe4. } (38. dxe4 Kg7 39. Kg1 Ne5 40. Nxe5 Bxe5 41. Qd5 Qe6 42. Qxb7 Qf6 43. Qa7 Bc3 44. Qc5 Be5 45. Qc4 Bd6 46. Qxa6 Bxb4 47. Qxf6+ Kxf6) 38... Qd7?? { (Mate in 8 → 0.16) Lost forced checkmate sequence. The best move was Rxe2. } (38... Rxe2 39. Kg1 Ba7 40. d4 Bxd4 41. Kf1 Rxf2+ 42. Ke1 Qxg2 43. Bxf7+ Kxf7 44. Ne5+ Nxe5 45. b5 Rf1#) 39. Qxe4 Kg7 40. Bd5 Nd8 41. Qd4+ Kf8 42. Ng5 Qd6 43. Nf3 *

[/pgn]

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