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 Ka5 draw
4 Ka7 draw
5 Kb7 draw
6 Ra2 draw
7 Ra3 draw
8 Re1 draw
9 Rf1 draw
10 Ra4 loss in 2 half-moves
11 Ra5 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Rd1 loss in 2 half-moves
15 Rg1 loss in 2 half-moves
16 Rh1 loss in 2 half-moves