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

EGTB: win in 2 half-moves

# move score
1 Rc1 win in 1 half-moves
2 Kc5 draw
3 Kc6 draw
4 Kc7 draw
5 Kd5 draw
6 Kd7 draw
7 Ke5 draw
8 Rc6 draw
9 Rd2 draw
10 Re2 draw
11 Ke6 loss in 4 half-moves
12 Ke7 loss in 4 half-moves
13 Ra2 loss in 4 half-moves
14 Rf2 loss in 4 half-moves
15 Rc3 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rg2 loss in 2 half-moves
21 Rh2 loss in 2 half-moves
22 Rb2 loss in 1 half-moves