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 Kf8 draw
3 Kh8 draw
4 Ra8 draw
5 Rb7 draw
6 Ra1 loss in 4 half-moves
7 Ra2 loss in 4 half-moves
8 Kf7 loss in 2 half-moves
9 Kg7 loss in 2 half-moves
10 Kh7 loss in 2 half-moves
11 Ra3 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Rd7 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 Ra6 loss in 1 half-moves