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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rb8 win in 1 half-moves
3 Kb6 draw
4 Kc6 draw
5 Rb1 draw
6 Rb2 draw
7 Rb4 draw
8 Rb7 draw
9 Kb4 loss in 2 half-moves
10 Kc4 loss in 2 half-moves
11 Kd4 loss in 2 half-moves
12 Kd5 loss in 2 half-moves
13 Kd6 loss in 2 half-moves
14 Ra5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves