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 Rc7 draw
6 Re1 draw
7 Re2 draw
8 Re3 draw
9 Re4 draw
10 Re5 draw
11 Re6 draw
12 Rg7 draw
13 Rh7 draw
14 Ke8 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf7 loss in 2 half-moves