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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Kb5 win in 1 half-moves
3 Kb6 win in 1 half-moves
4 Ra2 win in 1 half-moves
5 Rg1 win in 1 half-moves
6 Ka4 loss in 2 half-moves
7 Ka6 loss in 2 half-moves
8 Ra3 loss in 2 half-moves
9 Ra4 loss in 2 half-moves
10 Rb1 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 Rf1 loss in 2 half-moves
15 Rh1 loss in 2 half-moves