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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kb6 win in 1 half-moves
3 Kb7 win in 1 half-moves
4 Rb3 win in 1 half-moves
5 Ra1 draw
6 Ra2 draw
7 Ra4 draw
8 Re3 draw
9 Rf3 draw
10 Ka5 loss in 2 half-moves
11 Ka7 loss in 2 half-moves
12 Ra5 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rd3 loss in 2 half-moves
15 Rg3 loss in 2 half-moves
16 Rh3 loss in 2 half-moves