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 Rc7 win in 1 half-moves
3 Rd7 win in 1 half-moves
4 Ka5 draw
5 Ka7 draw
6 Kb5 draw
7 Kb6 draw
8 Ra7 draw
9 Rb1 draw
10 Rb3 draw
11 Rb5 draw
12 Rb6 draw
13 Rg7 draw
14 Rb4 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rh7 loss in 2 half-moves
17 Re7 loss in 1 half-moves
18 Rf7 loss in 1 half-moves