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 Ra1 draw
3 Ra3 draw
4 Ra5 draw
5 Rb2 draw
6 Rc2 draw
7 Rh2 draw
8 Ka7 loss in 2 half-moves
9 Kb6 loss in 2 half-moves
10 Kb7 loss in 2 half-moves
11 Ra4 loss in 2 half-moves
12 Rd2 loss in 2 half-moves
13 Re2 loss in 2 half-moves
14 Rf2 loss in 2 half-moves
15 Rg2 loss in 2 half-moves
16 Ka5 loss in 1 half-moves