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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rd6 win in 1 half-moves
3 Ka6 draw
4 Ka8 draw
5 Kb7 draw
6 Kb8 draw
7 Ra6 draw
8 Rb1 draw
9 Rb2 draw
10 Rb3 draw
11 Rb5 draw
12 Rc6 draw
13 Rh6 draw
14 Rb7 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rg6 loss in 2 half-moves