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 Kc7 draw
3 Kc8 draw
4 Kd6 draw
5 Kd8 draw
6 Ke6 draw
7 Ke7 draw
8 Ra6 draw
9 Rc1 draw
10 Rc2 draw
11 Rc3 draw
12 Rc4 draw
13 Rc7 draw
14 Rc8 draw
15 Re6 draw
16 Rf6 draw
17 Rg6 draw
18 Rh6 draw
19 Ke8 loss in 4 half-moves
20 Rc5 loss in 2 half-moves
21 Rd6 loss in 2 half-moves