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

EGTB: win in 4 half-moves

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