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

EGTB: win in 4 half-moves

# move score
1 K3b2 win in 3 half-moves
2 Kb1 win in 3 half-moves
3 Kb3 win in 3 half-moves
4 Rb1 win in 3 half-moves
5 K3c2 win in 7 half-moves
6 K3d2 win in 7 half-moves
7 Kc4 win in 7 half-moves
8 Kd1 win in 7 half-moves
9 Kd3 win in 7 half-moves
10 Ra3 win in 7 half-moves
11 Kb4 win in 9 half-moves
12 Kd4 win in 9 half-moves
13 Ra6 draw
14 K1b2 loss in 2 half-moves
15 K1c2 loss in 2 half-moves
16 K1d2 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Ra8 loss in 2 half-moves