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

EGTB: win in 4 half-moves

# move score
1 Kaa4 win in 3 half-moves
2 Kab4 win in 3 half-moves
3 Kba4 win in 3 half-moves
4 Kbb4 win in 3 half-moves
5 Kc4 win in 3 half-moves
6 Ra3 win in 7 half-moves
7 Rc3 win in 7 half-moves
8 Kaa6 draw
9 Kab6 draw
10 Kba6 draw
11 Kbb6 draw
12 Rb3 draw
13 Rd1 draw
14 Rd2 draw
15 Rd4 draw
16 Rd8 draw
17 Rh3 draw
18 Kc5 loss in 2 half-moves
19 Kc6 loss in 2 half-moves
20 Rd5 loss in 2 half-moves
21 Rd6 loss in 2 half-moves
22 Rd7 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rg3 loss in 2 half-moves