Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kb4 draw
5 Kb5 draw
6 Kb6 draw
7 Rb7 draw
8 Rc7 draw
9 Rd7 draw
10 Re7 draw
11 Rf7 draw
12 Rh7 draw
13 Ke1 loss in 1 half-moves
14 Ke2 loss in 1 half-moves
15 Kf2 loss in 1 half-moves
16 Kg1 loss in 1 half-moves
17 Kg2 loss in 1 half-moves
18 Ra6 loss in 1 half-moves
19 Ra8 loss in 1 half-moves