Event = {Game with annotations 1}
[start]                 -+<LONG
[1w]                    (1w) e4 (#hm=0)
[1b]                    (1b) e5 (#hm=0)
[2w]                    (2w) Bc4 (#hm=1)
[2b]                    (2b) Nc6 (#hm=2)
[3w]                    (3w) Qh5 (#hm=3) [cal = {Gc4f7,Gh5f7}] [csl = {Rf7}] {Threatening checkmate}
[3b]                    (3b) g6 (#hm=0) $1 [cal = {Rg6h5}] {Avoid the checkmate}
                         |
[3b-v0-start]            +---+ {Other defenses are possible, for instance:}
[3b-v0-3b]               |  (3b) Nf6 (#hm=4)
                         |
[4w]                    (4w) Qf3 (#hm=1)
+---+---+---+---+---+---+---+---+
| r |   | b | q | k | b | n | r |
+---+---+---+---+---+---+---+---+
| p | p | p | p |   | p |   | p |
+---+---+---+---+---+---+---+---+
|   |   | n |   |   |   | p |   |
+---+---+---+---+---+---+---+---+
|   |   |   |   | p |   |   |   |
+---+---+---+---+---+---+---+---+
|   |   | B |   | P |   |   |   |
+---+---+---+---+---+---+---+---+
|   |   |   |   |   | Q |   |   |
+---+---+---+---+---+---+---+---+
| P | P | P | P |   | P | P | P |
+---+---+---+---+---+---+---+---+
| R | N | B |   | K |   | N | R |
+---+---+---+---+---+---+---+---+
b KQkq -
{Line}{7 plies}