Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Kc6 draw
3 Kc7 draw
4 Kc8 draw
5 Kd6 draw
6 Kd8 draw
7 Ke7 draw
8 Ke8 draw
9 Ra6 draw
10 Rc6 draw
11 Rd6 draw
12 Re1 draw
13 Re2 draw
14 Re3 draw
15 Re4 draw
16 Re5 draw
17 Re7 draw
18 Rf6 draw
19 Re8 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rh6 loss in 2 half-moves