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

EGTB: win in 2 half-moves

# move score
1 Rh4 win in 1 half-moves
2 Ka6 draw
3 Kb4 draw
4 Kb5 draw
5 Kb6 draw
6 Ra2 draw
7 Ra3 draw
8 Rb4 draw
9 Rd4 draw
10 Re4 draw
11 Rg4 draw
12 Ra1 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rf4 loss in 2 half-moves