[Comment "auto-generated from 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[Event "Scotch 4...Qh4 analysis"]
[Site "Chesspublishing.com forum"]
[Date "2017.06.01"]
[Round "?"]
[White "?"]
[Black "?"]
[Result "*"]
[EventDate "2017.06.01"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 5.Nc3 Bb4 6.Be2 Qxe4 7.Nb5 Bxc3+ 8.bxc3 Kd8 9.O-O Nf6 10.Re1 
    ( 10.Bg5!? )
10...h6!? 11.Bf3 Qf5 
    ( 11...Qc4?! 12.Rb1 Re8 
        ( 12...a6? 13.Nd6! cxd6 14.Be3 Ke7 15.Bxh6+ Kf8 16.Qxd6+ Kg8 17.Bg5 Nd8 18.Bxf6 Ne6 19.Bd4 {(＋ - )} )
    13.Rxe8+ Nxe8 14.Bd5 Qh4 15.Bxf7 {(＋/ - )} )
12.Bxc6 {Most straigthforward.} 
    ( 12.c4 Re8 13.Rxe8+ Nxe8 14.Bb2 {With compensation.} )
    ( 12.Rb1 Re8 13.Rxe8+ Nxe8 14.Nd4 {With compensation.} )
    ( 12.Ba3 Re8 13.Rxe8+ Nxe8 14.Qe2 
        ( 14.Nd4 Qa5 15.Bf8 Ne5 16.Qe1 Ng6 17.Bb4 Qg5 18.c4 Ne5 19.Bd5 d6 20.g3 Qe7 21.f4 Ng4 22.Qxe7+ Kxe7 23.Re1+ Kf8 24.Nb5 Bd7 25.Nxc7 Nxc7 26.Bxd6+ Kg8 27.Bxc7 Rc8 {(＋=)} )
    14...Qe6 15.Qd2 d6 16.Re1 Ne5 
        ( 16...Qd7 17.c4 Ne5 {And white may do something else than 18.Bd5 with transposition to 16...Ne5.} )
    17.Bd5 Qd7 18.c4 c6 19.f4 Nxc4 20.Bxc4 cxb5 {Again with compensation, although this time for two pawns.} )
12...bxc6 13.Nd4 Qd5 14.Re5 Qc4 15.Qf3 Bb7 16.Rb1!? 
    ( 16.Qg3 Rg8 17.Bxh6 gxh6 18.Qh4 Kc8 19.Qxf6 c5 20.Qg7 f6 21.Nf5 fxe5 22.Ne7+ Kb8 23.Qxg8+ Qxg8 24.Nxg8 d6 25.Nxh6 {(＋= )} )
    ( 16.Bd2 d6 {With counter chances.} )
    ( 16.Bf4 d6 {With counter chances.} )
16...Ba6 17.Bf4 
    ( 17.Bd2!? )
17...Nd5 
    ( 17...Kc8 18.Nf5 Nd5 19.Rxd5! cxd5 20.Ne7+ Kd8 21.Nxd5 d6 
        ( 21...Qxa2 22.Bxc7+ Kc8 23.Rd1 Bb7 24.Bg3 Bxd5 25.Rxd5 Qb1+ 26.Rd1 Qb7 27.Qxf7 a5 28.Qxg7 Rd8 29.Bh4 Re8 30.Qf7 Re6 31.f4 {(＋- ) White should win.} )
    22.Bxh6! Re8 23.Be3 c6 24.Bg5+ f6 25.Bxf6+ Kd7 26.Qf5+ Re6 27.Bg5 {(＋/ - ) White keeps serious advantage.} )
    ( 17...Re8? {Is a mistake here since black has no good moves after the simple:} 18.Rbe1 Qxa2? 19.Rxe8+ Nxe8 20.Nxc6+ dxc6 21.Qxc6 {(＋- )} )
18.Bd2 f6 19.Re4 
    ( 19.Ree1!? )
19...Qxa2 {Black can not develop so going for it seems almost forced.} 20.Ree1!? {White has more pieces active and can count on black getting a hard task as long as he keeps them active. other moves allow black to develop.} 
    ( 20.Qd1 Nb6 21.Nb3 Bc4 22.Ra1 Bxb3 23.Rxa2 Bxa2 24.Qg4 {(＋= ) to (＋/ - ) Should also be better for white.} )
    ( 20.Rbe1 Rb8 21.Qg4 g5 {(∞)} )
20...Re8 {This seems like the only sensible move although there is a severe punishment.} 
    ( 20...Qc4 21.Ra1 Nb6 22.Re4! {(＋/ - ) Black has no good way forward.} )
21.Rxe8+ 
    ( 21.Qh5 Rxe1+ 22.Rxe1 Kc8 23.Nb3 Kb7 24.Nc5+ Kb6 25.Nxd7+ Kb7 26.Nc5+ Kb6 27.Nb3 Bc4 28.Ra1 
        ( 28.Be3+ Kb5 29.Ra1 Bxb3 30.Rxa2 Bxa2 {(＋= )} )
    28...Qb2 29.Bc1 
        ( 29.Be3+ c5 30.Bxc5+ Kc6 31.Qg4 Nb6 32.Bd4 a5 33.Qf3+ Bd5 34.Qd1 Bxb3 35.cxb3 Rd8 {Could also be interesting.} )
    29...Qxc3 30.Be3+ c5 31.Bxc5+ Kb5 
        ( 31...Kc6 32.Bd4 Qxc2 33.Na5+ Kb5 34.Qh3 Ba2 35.Qd7+!? Ka6 36.Nb3 Qxb3 37.Qc6+ Nb6 38.Bxb6 cxb6 39.Qxa8 Qb2 40.Qc8+ Ka5 41.Rc1 {(＋/ - )} )
    32.Rb1 Kc6 33.Bd4 Qb4 34.c3 Qa3 35.Nd2 {(＋= ) to (＋/ - )} )
    ( 21.Qg4 Rxe1+ 22.Rxe1 Bc4 23.Qxg7 
        ( 23.Qg6 Kc8 24.Qe8+ Kb7 25.Qxd7 Bb5 26.Be3 Nxe3 27.Nxb5 cxb5 28.Qxb5+ Kc8 29.h4 Rb8 30.Qe8+ Kb7 31.Qxe3 {(＋= )} )
    23...Kc8 24.Re8+ Kb7 25.Qxd7 Bb5 26.Re1!? {(＋= )} )
21...Kxe8 22.Re1+ Kf8 23.Bxh6! gxh6 24.Qh3 Nxc3 
    ( 24...Ne7 25.Qxh6+ Kg8 26.h4 Qf7 27.Re3 Ng6 28.Rg3 Qh7 29.Rxg6+ Kh8 30.Rxf6 Qxh6 31.Rxh6+ Kg7 32.Rh5 Bc4 33.Ra5 {(＋/ - ) White is in control.} )
25.Qxh6+ Kg8 26.Qg6+ Kf8 27.Qxf6+ Qf7 28.Qh8+ Qg8 29.Qh3 {(＋- ) to (＋/ - ) Black's king is exposed enough that he should not be able to hold this against precise white play.} *