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

EGTB: win in 2 half-moves

# move score
1 Rc4 win in 1 half-moves
2 Kc1 draw
3 Kd1 draw
4 Kd3 draw
5 Ke1 draw
6 Ke2 draw
7 Ke7 draw
8 Ke8 draw
9 Rc1 draw
10 Rc3 draw
11 Rc8 draw
12 Kc3 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kc8 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Ke3 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rc7 loss in 2 half-moves