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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Kc7 draw
3 Kc8 draw
4 Rc7 draw
5 Ka8 loss in 10 half-moves
6 Ra7 loss in 10 half-moves
7 Ka7 loss in 8 half-moves
8 Rd7 loss in 4 half-moves
9 Rh7 loss in 4 half-moves
10 Rb1 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Re7 loss in 1 half-moves
16 Rf7 loss in 1 half-moves
17 Rg7 loss in 1 half-moves