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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Re8 draw
3 Rf8 draw
4 Kg7 loss in 2 half-moves
5 Kg8 loss in 2 half-moves
6 Kh7 loss in 2 half-moves
7 Rb4 loss in 2 half-moves
8 Rb5 loss in 2 half-moves
9 Rb6 loss in 2 half-moves
10 Rb7 loss in 2 half-moves
11 Rc8 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Rg8 loss in 2 half-moves
14 Rb1 loss in 1 half-moves
15 Rb2 loss in 1 half-moves
16 Rb3 loss in 1 half-moves