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

EGTB: win in 4 half-moves

# move score
1 Rc7 win in 3 half-moves
2 Kaa5 draw
3 Kaa7 draw
4 Kab5 draw
5 Kab7 draw
6 Kba5 draw
7 Kbb5 draw
8 Ra1 draw
9 Rb1 draw
10 Rc2 draw
11 Rc5 draw
12 Rc6 draw
13 Rc8 draw
14 Rh1 draw
15 Kba7 loss in 2 half-moves
16 Kbb7 loss in 2 half-moves
17 Kc6 loss in 2 half-moves
18 Kc7 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rd1 loss in 2 half-moves
22 Re1 loss in 2 half-moves
23 Rf1 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Kc5 loss in 1 half-moves