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 Kd7 draw
5 Ke7 draw
6 Ke8 draw
7 Ra7 draw
8 Rb2 draw
9 Rb3 draw
10 Rb4 draw
11 Rb5 draw
12 Rb8 draw
13 Rc7 draw
14 Rd7 draw
15 Re7 draw
16 Rf7 draw
17 Rg7 draw
18 Rb1 loss in 2 half-moves
19 Rh7 loss in 2 half-moves