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 Kc3 draw
3 Kc4 draw
4 Kd4 draw
5 Ke3 draw
6 Ke4 draw
7 Ke7 draw
8 Kf7 draw
9 Kf8 draw
10 Rb7 draw
11 Rc7 draw
12 Rd8 draw
13 Ra7 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Rd5 loss in 2 half-moves
16 Rd6 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rh7 loss in 2 half-moves
20 Kc2 loss in 1 half-moves
21 Kd2 loss in 1 half-moves
22 Kd8 loss in 1 half-moves
23 Ke2 loss in 1 half-moves