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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kc7 draw
3 Rb8 draw
4 Re7 draw
5 Rf7 draw
6 Rg7 draw
7 Ka6 loss in 2 half-moves
8 Ka8 loss in 2 half-moves
9 Kab8 loss in 2 half-moves
10 Kb6 loss in 2 half-moves
11 Kcb8 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rc7 loss in 2 half-moves
20 Rd7 loss in 2 half-moves
21 Rh7 loss in 2 half-moves