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

EGTB: win in 2 half-moves

# move score
1 Kb2 win in 1 half-moves
2 Rh4 win in 1 half-moves
3 Ka2 draw
4 Kb4 loss in 12 half-moves
5 Kb3 loss in 2 half-moves
6 Ra5 loss in 2 half-moves
7 Ra6 loss in 2 half-moves
8 Ra7 loss in 2 half-moves
9 Ra8 loss in 2 half-moves
10 Rb4 loss in 2 half-moves
11 Rc4 loss in 2 half-moves
12 Rd4 loss in 2 half-moves
13 Re4 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Rg4 loss in 2 half-moves