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