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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rg6 win in 1 half-moves
3 Rb1 draw
4 Rb2 draw
5 Rb3 draw
6 Rb7 draw
7 Re6 draw
8 Rf6 draw
9 Ka5 loss in 2 half-moves
10 Ka7 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Kb7 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rh6 loss in 2 half-moves
17 Rd6 loss in 1 half-moves