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 Ra2 draw
3 Rc3 draw
4 Rc5 draw
5 Rc6 draw
6 Rc7 draw
7 Re2 draw
8 Rf2 draw
9 Rg2 draw
10 Kb7 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Kd8 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Rh2 loss in 2 half-moves