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