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 Ka6 draw
3 Kb7 draw
4 Ra6 draw
5 Rb3 draw
6 Rb5 draw
7 Rb8 draw
8 Rf6 draw
9 Rg6 draw
10 Rh6 draw
11 Kb8 loss in 32 half-moves
12 Ka8 loss in 26 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rd6 loss in 2 half-moves
18 Re6 loss in 2 half-moves