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 Ka6 draw
3 Ka7 draw
4 Ka8 draw
5 Kb8 draw
6 Ra6 draw
7 Rb4 draw
8 Rc6 draw
9 Rf6 loss in 10 half-moves
10 Rd6 loss in 4 half-moves
11 Kc6 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kc8 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Rg6 loss in 1 half-moves
19 Rh6 loss in 1 half-moves