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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rf2 draw
3 Rb1 loss in 2 half-moves
4 Rb5 loss in 2 half-moves
5 Rb6 loss in 2 half-moves
6 Rb7 loss in 2 half-moves
7 Rb8 loss in 2 half-moves
8 Rc2 loss in 2 half-moves
9 Rg2 loss in 2 half-moves
10 Kb5 loss in 1 half-moves
11 Kb6 loss in 1 half-moves
12 Kb7 loss in 1 half-moves
13 Kc5 loss in 1 half-moves
14 Kc7 loss in 1 half-moves
15 Kd5 loss in 1 half-moves
16 Kd6 loss in 1 half-moves
17 Kd7 loss in 1 half-moves
18 Ra2 loss in 1 half-moves
19 Rb3 loss in 1 half-moves
20 Rd2 loss in 1 half-moves
21 Re2 loss in 1 half-moves
22 Rh2 loss in 1 half-moves