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 Ka2 draw
3 Kb1 draw
4 Kg4 draw
5 Kg5 draw
6 Kg6 draw
7 Kh4 draw
8 Kh6 draw
9 Ra2 draw
10 Ra3 draw
11 Ra4 draw
12 Ra5 draw
13 Ra6 draw
14 Ra8 draw
15 Rb7 draw
16 Rd7 draw
17 Re7 draw
18 Rf7 draw
19 Rh7 draw
20 Kb2 loss in 2 half-moves
21 Rc7 loss in 1 half-moves