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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Ka5 draw
3 Kb5 draw
4 Kb6 draw
5 Kb7 draw
6 Ra3 draw
7 Ka7 loss in 10 half-moves
8 Ra2 loss in 10 half-moves
9 Rb1 loss in 6 half-moves
10 Ra5 loss in 2 half-moves
11 Rc1 loss in 2 half-moves
12 Rd1 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Rg1 loss in 2 half-moves
15 Rh1 loss in 2 half-moves
16 Rf1 loss in 1 half-moves