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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Ka7 draw
3 Ka8 draw
4 Kb7 draw
5 Kc7 draw
6 Kc8 draw
7 Rb2 draw
8 Rb3 draw
9 Rb4 draw
10 Rb5 draw
11 Rb7 draw
12 Rc6 draw
13 Rd6 draw
14 Re6 draw
15 Rg6 draw
16 Rh6 draw
17 Ra6 loss in 2 half-moves
18 Rf6 loss in 2 half-moves