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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rb7 draw
3 Rd6 draw
4 Re6 draw
5 Rf6 draw
6 Rg6 draw
7 Ka3 loss in 2 half-moves
8 Ka4 loss in 2 half-moves
9 Ka5 loss in 2 half-moves
10 Kb1 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kc4 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Kd1 loss in 2 half-moves
19 Kd2 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rc6 loss in 2 half-moves
23 Rh6 loss in 2 half-moves