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 Kc7 draw
3 Kc8 draw
4 Kd7 draw
5 Ke7 draw
6 Ke8 draw
7 Ra6 draw
8 Ra8 draw
9 Rc7 draw
10 Rd7 draw
11 Rf7 draw
12 Ra3 loss in 4 half-moves
13 Ra1 loss in 2 half-moves
14 Ra2 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Ra5 loss in 1 half-moves