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 Rf7 win in 1 half-moves
3 Rb3 draw
4 Ra7 loss in 2 half-moves
5 Rb1 loss in 2 half-moves
6 Rb2 loss in 2 half-moves
7 Rb5 loss in 2 half-moves
8 Rb6 loss in 2 half-moves
9 Rb8 loss in 2 half-moves
10 Rc7 loss in 2 half-moves
11 Rd7 loss in 2 half-moves
12 Re7 loss in 2 half-moves
13 Rg7 loss in 2 half-moves
14 Rh7 loss in 2 half-moves