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

EGTB: win in 4 half-moves

# move score
1 Kab4 win in 3 half-moves
2 Kaa4 draw
3 Kaa6 draw
4 Kab6 draw
5 Kba4 draw
6 Kba6 draw
7 Kbb4 draw
8 Kbb6 draw
9 Kc4 draw
10 Kc5 draw
11 Kc6 draw
12 Ra2 draw
13 Rb2 draw
14 Rc1 draw
15 Rc6 draw
16 Rc7 draw
17 Rc8 draw
18 Rd2 draw
19 Re2 draw
20 Rc3 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rf2 loss in 2 half-moves
24 Rg2 loss in 2 half-moves
25 Rh2 loss in 2 half-moves