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

EGTB: win in 6 half-moves

# move score
1 Rh7 win in 5 half-moves
2 K1g1 draw
3 K1g2 draw
4 K2g1 draw
5 K2g2 draw
6 Ra7 draw
7 Rb7 draw
8 Rc1 draw
9 Rc2 draw
10 Rc3 draw
11 Rc8 draw
12 Rd7 draw
13 Kg3 loss in 2 half-moves
14 Kh3 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg7 loss in 2 half-moves