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 Rb7 draw
3 Kc7 loss in 22 half-moves
4 Rb6 loss in 22 half-moves
5 Kb7 loss in 20 half-moves
6 Ka7 loss in 18 half-moves
7 Ka8 loss in 12 half-moves
8 Ra3 loss in 12 half-moves
9 Rb5 loss in 12 half-moves
10 Kc8 loss in 10 half-moves
11 Rf3 loss in 4 half-moves
12 Rb1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Re3 loss in 2 half-moves
17 Rg3 loss in 1 half-moves
18 Rh3 loss in 1 half-moves