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 Kaa5 win in 5 half-moves
4 Kab5 win in 5 half-moves
5 Kbb5 win in 5 half-moves
6 Kc5 win in 5 half-moves
7 Ra8 win in 5 half-moves
8 Rb8 win in 5 half-moves
9 Kaa3 draw
10 Kab3 draw
11 Kba3 draw
12 Kba5 draw
13 Kbb3 draw
14 Kc3 draw
15 Rc3 draw
16 Rc6 draw
17 Rc7 draw
18 Rd8 draw
19 Rh8 draw
20 Kc4 loss in 2 half-moves
21 Rc1 loss in 2 half-moves
22 Rc2 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg8 loss in 2 half-moves