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 K5a6 draw
3 K5b6 draw
4 K7a6 draw
5 K7b6 draw
6 Ka4 draw
7 Ka8 draw
8 Kb4 draw
9 Kb5 draw
10 Kb7 draw
11 Kb8 draw
12 Ra1 draw
13 Rb1 draw
14 Rc2 draw
15 Rc3 draw
16 Rc5 draw
17 Rd1 draw
18 Rf1 draw
19 Rg1 draw
20 Rc6 loss in 2 half-moves
21 Rc7 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves