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 Kc4 draw
3 Kc5 draw
4 Kd4 draw
5 Kd6 draw
6 Ke4 draw
7 Ke5 draw
8 Ke6 draw
9 Ra7 draw
10 Rc7 draw
11 Rd7 draw
12 Re1 draw
13 Re2 draw
14 Re3 draw
15 Re4 draw
16 Re5 draw
17 Re6 draw
18 Rg7 draw
19 Rh7 draw
20 Kc6 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rf7 loss in 2 half-moves