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