[Event "AAI GM"]
[Site "New Delhi"]
[Date "2011.06.30"]
[Round "8"]
[White "Caruana, F."]
[Black "Hou Yifan"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2714"]
[BlackElo "2612"]
[Annotator "Karsten Müller"]
[SetUp "1"]
[FEN "4rk2/5ppp/1PR5/1R3P2/P7/1p6/r5PP/6K1 w - - 0 38"]
[PlyCount "17"]
[EventDate "2011.06.22"]
[EventType "tourn"]
[EventRounds "10"]
[EventCountry "IND"]
[EventCategory "17"]

38. h4 $1 {Caruana prepares an escape for his king.} (38. h3 $2 Ree2 39. Re5 (
39. Kh2 $4 {backfires completely:} Rxg2+ 40. Kh1 Rgc2 41. Rxc2 bxc2 42. Rc5
Ra1+ 43. Kg2 c1=Q 44. Rxc1 Rxc1 45. a5 Rb1 $19) 39... Rxg2+ 40. Kf1 Rgf2+ 41.
Ke1 Rfc2 42. Rxc2 bxc2 43. Rc5 Rxa4 44. Rxc2 Rb4 $11) 38... Ree2 (38... Rc2 39.
Rc7 (39. Rd6 Ke7 40. Rd4 $18) 39... Ree2 40. Kh2 Rxg2+ 41. Kh3 Rh2+ 42. Kg3
Rhg2+ 43. Kf3 Rgf2+ 44. Kg4 Rg2+ 45. Kh5 g6+ 46. Kh6 Rh2 47. b7 Rxh4+ 48. Kg5
Rh5+ 49. Kf6 $18) (38... b2 39. Kh2 Rxa4 40. b7 Rb8 41. Rc8+ $18) 39. Kh2 $1
Rxg2+ 40. Kh3 Rh2+ 41. Kg3 {[%cal Gg3c7,Gg3c3] The king starts its long
journey.} Rhg2+ ({After} 41... Rag2+ 42. Kf4 Rxh4+ (42... Rf2+ 43. Ke5 Re2+ 44.
Kd6 Rd2+ 45. Kc7 $18) 43. Kf3 Rgh2 44. b7 R2h3+ {the king hides on a3:} 45. Ke2
Rh2+ 46. Kd3 R2h3+ 47. Kd2 Rh2+ 48. Kc3 R2h3+ 49. Kb2 Rh2+ 50. Ka3 $18) 42. Kf4
Rgf2+ (42... Rxa4+ 43. Kf3 Rgg4 44. b7 Raf4+ 45. Ke3 Re4+ 46. Kd3 Rd4+ 47. Kc3
$18) 43. Ke5 g6 {Open a new route for the king.} ({After} 43... Rfe2+ {White
hides on the queenside:} 44. Kd6 Rad2+ 45. Kc7 Re7+ 46. Kb8 $18) 44. Kf6 $1
Rac2 45. Rxc2 bxc2 46. b7 (46. b7 c1=Q 47. b8=Q+ Qc8 48. Qxc8#) 1-0

