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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Ra5 draw
6 Rb1 draw
7 Rb3 draw
8 Rb6 draw
9 Rc5 draw
10 Rd5 draw
11 Rf5 draw
12 Rb4 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rg5 loss in 2 half-moves
16 Rh5 loss in 2 half-moves
17 Re5 loss in 1 half-moves