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