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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Rb6 win in 1 half-moves
3 Rg8 win in 1 half-moves
4 Rc8 draw
5 Rd8 draw
6 Re8 draw
7 Rf8 draw
8 Rh8 draw
9 Ka7 loss in 2 half-moves
10 Kb7 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rb2 loss in 1 half-moves
14 Rb3 loss in 1 half-moves
15 Rb4 loss in 1 half-moves