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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Ka6 loss in 8 half-moves
3 Ka4 loss in 6 half-moves
4 Rb5 loss in 6 half-moves
5 Rb7 loss in 6 half-moves
6 Rg8 loss in 6 half-moves
7 Kb4 loss in 4 half-moves
8 Kb5 loss in 4 half-moves
9 Kb6 loss in 4 half-moves
10 Ra8 loss in 4 half-moves
11 Rc8 loss in 4 half-moves
12 Rb2 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves