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

EGTB: win in 4 half-moves

# move score
1 Kaa5 win in 3 half-moves
2 Kab5 win in 3 half-moves
3 Kba5 win in 3 half-moves
4 Kbb5 win in 3 half-moves
5 Rc4 win in 3 half-moves
6 Rc5 win in 3 half-moves
7 Ra6 win in 5 half-moves
8 Kaa3 draw
9 Kab3 draw
10 Kba3 draw
11 Kbb3 draw
12 Kc3 draw
13 Kc5 draw
14 Rb6 draw
15 Rc1 draw
16 Rc2 draw
17 Rc3 draw
18 Rd6 draw
19 Re6 draw
20 Kc4 loss in 2 half-moves
21 Rc7 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Rf6 loss in 2 half-moves
24 Rg6 loss in 2 half-moves
25 Rh6 loss in 2 half-moves