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

EGTB: win in 4 half-moves

# move score
1 Rc5 win in 3 half-moves
2 Rc6 win in 3 half-moves
3 Rc8 win in 3 half-moves
4 Ra1 draw
5 Rb1 draw
6 Rc4 draw
7 Rc7 draw
8 Re1 draw
9 Ka5 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Kb8 loss in 2 half-moves
13 Rc2 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 K6a7 loss in 1 half-moves
20 K6b7 loss in 1 half-moves
21 K8a7 loss in 1 half-moves
22 K8b7 loss in 1 half-moves