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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 K7d8 win in 5 half-moves
3 K7b7 draw
4 K7d7 draw
5 K8b7 draw
6 K8d7 draw
7 K8d8 draw
8 Ra8 draw
9 Rb1 draw
10 Rb2 draw
11 Rb6 draw
12 Rb7 draw
13 Kb6 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Rb3 loss in 1 half-moves
17 Rb5 loss in 1 half-moves