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 Ka4 draw
3 Ka6 draw
4 Kb5 draw
5 Ra6 draw
6 Rb1 draw
7 Rb3 draw
8 Rb5 draw
9 Rc6 draw
10 Re6 draw
11 Kb4 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rd6 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rh6 loss in 2 half-moves