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

EGTB: win in 4 half-moves

# move score
1 Rf7 win in 3 half-moves
2 Rg7 win in 3 half-moves
3 Rh7 win in 3 half-moves
4 Ra7 draw
5 Rc5 draw
6 Rc8 draw
7 Rd7 draw
8 Re7 draw
9 Kf1 loss in 2 half-moves
10 Kf2 loss in 2 half-moves
11 Kg2 loss in 2 half-moves
12 Kh1 loss in 2 half-moves
13 Kh2 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rc3 loss in 1 half-moves