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 Kc7 draw
3 Rb4 draw
4 Rb5 draw
5 Rb6 draw
6 Rg3 draw
7 Kc8 loss in 8 half-moves
8 Ra3 loss in 8 half-moves
9 Ka7 loss in 4 half-moves
10 Ka8 loss in 4 half-moves
11 Kb7 loss in 4 half-moves
12 Rc3 loss in 4 half-moves
13 Rb1 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Re3 loss in 2 half-moves
17 Rf3 loss in 2 half-moves
18 Rh3 loss in 2 half-moves