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 Ra8 win in 5 half-moves
4 Rb8 win in 5 half-moves
5 Kaa3 draw
6 Kab3 draw
7 Kba3 draw
8 Kbb3 draw
9 Rc1 draw
10 Rc2 draw
11 Rc3 draw
12 Rc6 draw
13 Rc7 draw
14 Rd8 draw
15 Kba5 loss in 2 half-moves
16 Kbb5 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Kc5 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rf8 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves
25 Kc3 loss in 1 half-moves