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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rb2 win in 3 half-moves
3 Rb3 draw
4 Rb4 draw
5 Rb5 draw
6 Re7 draw
7 Kg1 loss in 2 half-moves
8 Kg2 loss in 2 half-moves
9 Kh2 loss in 2 half-moves
10 Ra7 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rg7 loss in 2 half-moves
16 Rh7 loss in 2 half-moves
17 Rc7 loss in 1 half-moves