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 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kc6 draw
6 Kc8 draw
7 Rb2 draw
8 Rc1 draw
9 Rc5 draw
10 Rd2 draw
11 Re2 draw
12 Ra2 loss in 4 half-moves
13 Rf2 loss in 4 half-moves
14 Kd6 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Kd8 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rg2 loss in 2 half-moves
20 Rh2 loss in 2 half-moves