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

EGTB: win in 4 half-moves

# move score
1 Rh3 win in 3 half-moves
2 g7 draw
3 Ra3 draw
4 Rd2 draw
5 Rd4 draw
6 Rd5 draw
7 Rd7 draw
8 Re3 draw
9 Rf3 draw
10 Rg3 draw
11 Rb3 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rd1 loss in 2 half-moves
14 Rd6 loss in 2 half-moves
15 Rd8 loss in 2 half-moves