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

EGTB: win in 2 half-moves

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