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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Ke8 draw
3 Kf7 draw
4 Kg7 draw
5 Kg8 draw
6 Rb7 draw
7 Rc8 draw
8 Rd7 draw
9 Ke7 loss in 8 half-moves
10 Rc5 loss in 4 half-moves
11 Rc6 loss in 4 half-moves
12 Rc1 loss in 2 half-moves
13 Rc2 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Rc4 loss in 1 half-moves