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

EGTB: win in 4 half-moves

# move score
1 Kaa2 win in 3 half-moves
2 Kab2 win in 3 half-moves
3 Kbb2 win in 3 half-moves
4 Kc2 win in 3 half-moves
5 Kc3 win in 5 half-moves
6 Ra8 win in 5 half-moves
7 Kaa4 draw
8 Kab4 draw
9 Kba2 draw
10 Kba4 draw
11 Kbb4 draw
12 Kc4 draw
13 Rb8 draw
14 Rc4 draw
15 Rd8 draw
16 Re8 draw
17 Rf8 draw
18 Rc1 loss in 2 half-moves
19 Rc2 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Rc5 loss in 2 half-moves
22 Rc6 loss in 2 half-moves
23 Rc7 loss in 2 half-moves
24 Rg8 loss in 2 half-moves
25 Rh8 loss in 2 half-moves