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

EGTB: win in 2 half-moves

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