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 Rh7 win in 1 half-moves
3 Ka6 draw
4 Kb6 draw
5 Rb7 draw
6 Ka4 loss in 6 half-moves
7 Ra8 loss in 6 half-moves
8 Kb5 loss in 2 half-moves
9 Ra6 loss in 2 half-moves
10 Rc7 loss in 2 half-moves
11 Rd7 loss in 2 half-moves
12 Re7 loss in 2 half-moves
13 Rf7 loss in 2 half-moves
14 Rg7 loss in 2 half-moves