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 Ka7 draw
3 Kb7 draw
4 Rb1 draw
5 Rb2 draw
6 Rc5 draw
7 Rd5 draw
8 Re5 draw
9 Rg5 draw
10 Rh5 draw
11 Kb8 loss in 2 half-moves
12 Ra5 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rf5 loss in 2 half-moves