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 Kc3 draw
3 Kc4 draw
4 Kc5 draw
5 Rb7 draw
6 Rc6 draw
7 Re6 draw
8 Rf6 draw
9 Rg6 draw
10 Ka3 loss in 2 half-moves
11 Ka4 loss in 2 half-moves
12 Ka5 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Ke1 loss in 2 half-moves
16 Ke2 loss in 2 half-moves
17 Kf2 loss in 2 half-moves
18 Kg1 loss in 2 half-moves
19 Kg2 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rd6 loss in 2 half-moves
23 Rh6 loss in 2 half-moves