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 Rg7 win in 3 half-moves
4 Rh7 win in 3 half-moves
5 Kb6 draw
6 Rb1 draw
7 Rb2 draw
8 Rb3 draw
9 Re7 draw
10 Ka6 loss in 2 half-moves
11 Kaa8 loss in 2 half-moves
12 Kba8 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kc8 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rd7 loss in 2 half-moves