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

EGTB: win in 2 half-moves

# move score
1 Rc3 win in 1 half-moves
2 Rc4 draw
3 Rc5 draw
4 Rc6 draw
5 Rc7 draw
6 Rc8 draw
7 Ka6 loss in 2 half-moves
8 Ka7 loss in 2 half-moves
9 Ka8 loss in 2 half-moves
10 Kb6 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kc8 loss in 2 half-moves
16 Kd2 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rc2 loss in 2 half-moves
20 Ke1 loss in 1 half-moves
21 Ke2 loss in 1 half-moves