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 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Ra1 draw
6 Rb2 draw
7 Rb3 draw
8 Rb5 draw
9 Rb6 draw
10 Rb8 draw
11 Rc1 draw
12 Rd1 draw
13 Rf1 draw
14 Rg1 draw
15 Rb7 loss in 2 half-moves
16 Rh1 loss in 2 half-moves
17 Re1 loss in 1 half-moves