19.Rxf6!!
A prelude to the combination to win material.
19...Bxf6
20.Nf5!!
Changing of guards. The knight makes the square g3 available to the pawn.
20...gxf5
21.g3!
The final point. The Queen seems trapped. There is only one way to save it.
21...Bc3
A desperation. but other moves do not help. [21...Qh3?
22.Nxf6+
Kf7
23.Bf1!+-
; 21...Qg5
22.Bxg5
Bxg5
23.Qe2+-
]
22.bxc3
Qd8
23.exf5
Ng7
[23...Nf8
24.Bg5!
Qa5
25.Bf6!+-
; 23...Qf8
24.Bh6
Qf7
25.fxe6
Bxe6
26.Nc7!+-
]
24.Bg5!
[The computers find a different path: 24.f6
Ne6
and now: 25.Bh6
(25.Ne7+
Kf7
(25...Kh8
26.Bh6+-
) 26.Qe2
Kxf6
27.Nd5+
Kg7
28.Qh5
Qg8
29.Ne7+-
) 25...Qe8
26.Ne7+
Kf7
(26...Kh8
27.Bg7+
Nxg7
28.Qh6
Nf5
29.Bxf5
Qf7
30.Bg6+-
) 27.Qe2!
Kxf6
28.Nd5+
Kf7
29.Qf3++-
]
24...Qf8
25.Nf6+
Kh8
26.Nxd7
Game over, but Matulovic was know to make a few unnecessary moves.
26...Qf7
27.Nf6
Nh5
28.Nxh5
Qxh5
29.Bf6+
Kg8
30.Be4
h6
31.Qxd6
Re8
32.Bd5+
[32.Bd5+
Kh7
33.Qd7+
mates.] 1-0