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

EGTB: win in 4 half-moves

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