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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rb3 win in 1 half-moves
3 Rb4 win in 1 half-moves
4 Kd4 loss in 2 half-moves
5 Kd5 loss in 2 half-moves
6 Kd6 loss in 2 half-moves
7 Ke4 loss in 2 half-moves
8 Ke6 loss in 2 half-moves
9 Kf4 loss in 2 half-moves
10 Kf5 loss in 2 half-moves
11 Kf6 loss in 2 half-moves
12 Ra5 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rd5 loss in 2 half-moves