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

EGTB: win in 4 half-moves

# move score
1 K5b6 win in 3 half-moves
2 K5d6 win in 3 half-moves
3 Rb7 win in 3 half-moves
4 K6d6 win in 5 half-moves
5 Rb8 win in 5 half-moves
6 K6d5 win in 7 half-moves
7 K5d5 draw
8 K6b6 draw
9 Kb7 draw
10 Kc7 draw
11 Kd7 draw
12 Ra5 draw
13 Rb6 draw
14 Kb4 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves