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 Kd7 draw
3 Ra1 draw
4 Ra3 draw
5 Ra4 draw
6 Ra5 draw
7 Rd7 draw
8 Kd6 loss in 2 half-moves
9 Kd8 loss in 2 half-moves
10 Ke6 loss in 2 half-moves
11 Ke8 loss in 2 half-moves
12 Kf6 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Kf8 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rc7 loss in 2 half-moves