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

EGTB: win in 4 half-moves

# move score
1 Ka5 win in 3 half-moves
2 Ka7 win in 3 half-moves
3 Kbb7 win in 3 half-moves
4 Kbc5 win in 3 half-moves
5 Kbc7 win in 3 half-moves
6 Kcb5 win in 3 half-moves
7 Kcb7 win in 3 half-moves
8 Kcc5 win in 3 half-moves
9 Kcc7 win in 3 half-moves
10 Kd5 win in 3 half-moves
11 Kd7 win in 3 half-moves
12 Ra4 win in 3 half-moves
13 Rc5 win in 3 half-moves
14 Rd4 win in 3 half-moves
15 Ka6 draw
16 Kbb5 draw
17 Kd6 draw
18 Rb4 draw
19 Rc3 draw
20 Re4 draw
21 Rf4 draw
22 Rc1 loss in 2 half-moves
23 Rc2 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh4 loss in 2 half-moves