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 Rc3 draw
3 Ka3 loss in 2 half-moves
4 Ka4 loss in 2 half-moves
5 Ka5 loss in 2 half-moves
6 Kb5 loss in 2 half-moves
7 Kf7 loss in 2 half-moves
8 Kf8 loss in 2 half-moves
9 Kg7 loss in 2 half-moves
10 Kh7 loss in 2 half-moves
11 Kh8 loss in 2 half-moves
12 Ra3 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rd3 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rh3 loss in 2 half-moves
19 Kc3 loss in 1 half-moves
20 Kc4 loss in 1 half-moves
21 Kc5 loss in 1 half-moves