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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kc5 draw
3 Kc6 draw
4 Kc7 draw
5 Kd5 draw
6 Kd7 draw
7 Ke5 draw
8 Ke6 draw
9 Ke7 draw
10 Ra1 draw
11 Ra2 draw
12 Ra3 draw
13 Ra6 draw
14 Ra8 draw
15 Rc7 draw
16 Rd7 draw
17 Re7 draw
18 Rf7 draw
19 Ra4 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves