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

EGTB: win in 2 half-moves

# move score
1 Rc7 win in 1 half-moves
2 Kb5 draw
3 Kb6 draw
4 Kb7 draw
5 Rb7 draw
6 Rd7 draw
7 Re7 draw
8 Rf7 draw
9 Rg7 draw
10 Rh7 draw
11 Ka5 loss in 1 half-moves
12 Kc1 loss in 1 half-moves
13 Kc2 loss in 1 half-moves
14 Kc3 loss in 1 half-moves
15 Kd1 loss in 1 half-moves
16 Kd3 loss in 1 half-moves
17 Ke1 loss in 1 half-moves
18 Ke2 loss in 1 half-moves
19 Ke3 loss in 1 half-moves
20 Ra8 loss in 1 half-moves