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 Kc6 draw
3 Kc7 draw
4 Kc8 draw
5 Ke7 draw
6 Ra1 draw
7 Ra3 draw
8 Ra4 draw
9 Ra8 draw
10 Kd6 loss in 2 half-moves
11 Kd8 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Ke8 loss in 2 half-moves
14 Ra2 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Rc7 loss in 2 half-moves