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 Kc4 draw
3 Kd4 draw
4 Kd5 draw
5 Kd6 draw
6 Rb6 draw
7 Ra7 loss in 24 half-moves
8 Kb4 loss in 14 half-moves
9 Rb8 loss in 14 half-moves
10 Kc6 loss in 12 half-moves
11 Rb5 loss in 12 half-moves
12 Kb6 loss in 6 half-moves
13 Kb5 loss in 4 half-moves
14 Rc7 loss in 4 half-moves
15 Rf7 loss in 4 half-moves
16 Rb1 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves