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 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Kd7 draw
6 Kd8 draw
7 Ke7 draw
8 Ke8 draw
9 Kf7 draw
10 Kg7 draw
11 Kg8 draw
12 Ra1 draw
13 Rb1 draw
14 Rc5 draw
15 Rc6 draw
16 Rd1 draw
17 Rh1 draw
18 Rc2 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rg1 loss in 2 half-moves