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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kb7 draw
3 Kb8 draw
4 Ra5 draw
5 Rb1 draw
6 Rb2 draw
7 Rb6 draw
8 Ka7 loss in 8 half-moves
9 Rc5 loss in 4 half-moves
10 Rb4 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Rd5 loss in 2 half-moves
14 Re5 loss in 2 half-moves
15 Rf5 loss in 2 half-moves
16 Rg5 loss in 1 half-moves
17 Rh5 loss in 1 half-moves