White = {Paulsen, Louis}
Black = {Morphy, Paul}
Event = {1<sup>st</sup> American Chess Congress}
Round = {4}
SubRound = {6}
Site = {New York, NY USA}
Date = {1857-11-03}
ECO = {C48}
[start]                 -+<LONG
[1w]                    (1w) e4 (#hm=0)
[1b]                    (1b) e5 (#hm=0)
[2w]                    (2w) Nf3 (#hm=1)
[2b]                    (2b) Nc6 (#hm=2)
[3w]                    (3w) Nc3 (#hm=3)
[3b]                    (3b) Nf6 (#hm=4)
[4w]                    (4w) Bb5 (#hm=5)
[4b]                    (4b) Bc5 (#hm=6)
[5w]                    (5w) O-O (#hm=7)
[5b]                    (5b) O-O (#hm=8)
[6w]                    (6w) Nxe5 (#hm=0)
[6b]                    (6b) Re8 (#hm=1)
[7w]                    (7w) Nxc6 (#hm=0)
[7b]                    (7b) dxc6 (#hm=0)
[8w]                    (8w) Bc4 (#hm=1)
[8b]                    (8b) b5 (#hm=0)
[9w]                    (9w) Be2 (#hm=1)
[9b]                    (9b) Nxe4 (#hm=0)
[10w]                   (10w) Nxe4 (#hm=0)
[10b]                   (10b) Rxe4 (#hm=0)
[11w]                   (11w) Bf3 (#hm=1)
[11b]                   (11b) Re6 (#hm=2)
[12w]                   (12w) c3 (#hm=0)
[12b]                   (12b) Qd3 (#hm=1)
[13w]                   (13w) b4 (#hm=0)
[13b]                   (13b) Bb6 (#hm=1)
[14w]                   (14w) a4 (#hm=0)
[14b]                   (14b) bxa4 (#hm=0)
[15w]                   (15w) Qxa4 (#hm=0)
[15b]                   (15b) Bd7 (#hm=1)
[16w]                   (16w) Ra2 (#hm=2)
[16b]                   (16b) Rae8 (#hm=3)
[17w]                   (17w) Qa6 (#hm=4) {Morphy took twelve minutes over his next move, probably to assure himself that the combination was sound and that he had a forced win in every variation.}<LONG
[17b]                   (17b) Qxf3 (#hm=0) $3
[18w]                   (18w) gxf3 (#hm=0)
[18b]                   (18b) Rg6+ (#hm=1)
[19w]                   (19w) Kh1 (#hm=2)
[19b]                   (19b) Bh3 (#hm=3)
[20w]                   (20w) Rd1 (#hm=4)
                         |
[20w-v0-start]           +---+ {Not}
[20w-v0-20w]             |  (20w) Rg1 (#hm=4)
[20w-v0-20b]             |  (20b) Rxg1+ (#hm=0)
[20w-v0-21w]             |  (21w) Kxg1 (#hm=0)
[20w-v0-21b]             |  (21b) Re1+ (#hm=1) $19
                         |
[20b]                   (20b) Bg2+ (#hm=5)
[21w]                   (21w) Kg1 (#hm=6)
[21b]                   (21b) Bxf3+ (#hm=0)
[22w]                   (22w) Kf1 (#hm=1)
[22b]                   (22b) Bg2+ (#hm=2)
                         |
[22b-v0-start]           +---+<LONG
[22b-v0-22b]             |  (22b) Rg2 (#hm=2) $1 {would have won more quickly. For instance:}
[22b-v0-23w]             |  (23w) Qd3 (#hm=3)
[22b-v0-23b]             |  (23b) Rxf2+ (#hm=0)
[22b-v0-24w]             |  (24w) Kg1 (#hm=1)
[22b-v0-24b]             |  (24b) Rg2+ (#hm=2)
[22b-v0-25w]             |  (25w) Kh1 (#hm=3)
[22b-v0-25b]             |  (25b) Rg1# (#hm=4)
                         |
[23w]                   (23w) Kg1 (#hm=3)
[23b]                   (23b) Bh3+ (#hm=4)
[24w]                   (24w) Kh1 (#hm=5)
[24b]                   (24b) Bxf2 (#hm=0)
[25w]                   (25w) Qf1 (#hm=1) {Absolutely forced.}
[25b]                   (25b) Bxf1 (#hm=0)
[26w]                   (26w) Rxf1 (#hm=0)
[26b]                   (26b) Re2 (#hm=1)
[27w]                   (27w) Ra1 (#hm=2)
[27b]                   (27b) Rh6 (#hm=3)
[28w]                   (28w) d4 (#hm=0)
[28b]                   (28b) Be3 (#hm=1)
+---+---+---+---+---+---+---+---+
|   |   |   |   |   |   | k |   |
+---+---+---+---+---+---+---+---+
| p |   | p |   |   | p | p | p |
+---+---+---+---+---+---+---+---+
|   |   | p |   |   |   |   | r |
+---+---+---+---+---+---+---+---+
|   |   |   |   |   |   |   |   |
+---+---+---+---+---+---+---+---+
|   | P |   | P |   |   |   |   |
+---+---+---+---+---+---+---+---+
|   |   | P |   | b |   |   |   |
+---+---+---+---+---+---+---+---+
|   |   |   |   | r |   |   | P |
+---+---+---+---+---+---+---+---+
| R |   | B |   |   | R |   | K |
+---+---+---+---+---+---+---+---+
w - -
{Black wins}{56 plies}