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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Rd8 win in 3 half-moves
3 Kb7 win in 5 half-moves
4 Kcb5 win in 5 half-moves
5 Kcc6 win in 5 half-moves
6 Kd5 win in 5 half-moves
7 Kd6 win in 5 half-moves
8 Rc8 win in 5 half-moves
9 Kbb5 win in 7 half-moves
10 Re8 draw
11 Rf8 draw
12 Rg8 draw
13 Rh8 draw
14 Ka5 loss in 2 half-moves
15 Ka6 loss in 2 half-moves
16 Ka7 loss in 2 half-moves
17 Kb4 loss in 2 half-moves
18 Kbc6 loss in 2 half-moves
19 Kc4 loss in 2 half-moves
20 Kc7 loss in 2 half-moves
21 Kd4 loss in 2 half-moves
22 Ra8 loss in 2 half-moves