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

EGTB: win in 2 half-moves

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