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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Kd6 win in 1 half-moves
3 Ra3 win in 1 half-moves
4 Rb3 win in 1 half-moves
5 Rd3 win in 1 half-moves
6 Re1 win in 1 half-moves
7 Re2 win in 1 half-moves
8 Re4 win in 1 half-moves
9 Re6 win in 1 half-moves
10 Re8 win in 1 half-moves
11 Kb5 loss in 2 half-moves
12 Kb7 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Rc3 loss in 1 half-moves
18 Re5 loss in 1 half-moves
19 Re7 loss in 1 half-moves
20 Rf3 loss in 1 half-moves
21 Rg3 loss in 1 half-moves
22 Rh3 loss in 1 half-moves