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

EGTB: win in 2 half-moves

# move score
1 Kb7 win in 1 half-moves
2 Rc5 win in 1 half-moves
3 Rd5 win in 1 half-moves
4 Re5 win in 1 half-moves
5 Ra1 draw
6 Ra2 draw
7 Kb5 loss in 2 half-moves
8 Kb6 loss in 2 half-moves
9 Ra3 loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Rb5 loss in 2 half-moves
12 Rf5 loss in 2 half-moves
13 Rg5 loss in 2 half-moves
14 Rh5 loss in 2 half-moves
15 Ka7 loss in 1 half-moves