Game 138 in Philip W. Sergeant’s Morphy’s Games of Chess (1916), printed pages 202. Commentary from this edition; named earlier annotators remain credited in the notes. Played simultaneously during Morphy’s second visit to Havana on his way home in 1864. Source biographical footnote: Celso Golmayo, b. Logrono, Spain 1841; 7th prize, Paris, 1867; settled in Cuba definitely, 1868, and did much for chess in the island; lost match to Blackburne (3–5–2), 1891; d. 1898.

1. 9…Nf6 An inferior defence. Kt—R4 is the best move, though many experts have favoured B—Kt5. For the text-move cp. Games CLXXV, CCIII, CCXXXI.
2. 16…Qd7 If Kt—Kt1, 17 B×Kt, Kt×B; 18 Kt—Q5. And if P×Kt, then 17 QR—Q1, etc.
3. 21…Kb8 If P—B4, 22 R—B7ch, K—Kt1; 23 R—Q6, R—QB1; 24 R—K7, R—K1; 25 R×Rch, Kt×R; 26 R—Q8ch, K—Kt2; 27 R×Kt, etc. (Maroczy).
4. 24…Ne4 If P×Kt, 25 R×P dis.ch, K—B1; 26 R—B7ch, K—Kt1; 27 R×P dis.ch, K—B1; 28 R—B7ch, K—Kt1; 29 R—B7 dis.ch, etc.