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

EGTB: win in 4 half-moves

# move score
1 Rd7 win in 3 half-moves
2 Rd2 draw
3 Rd3 draw
4 Rd4 draw
5 Rf1 draw
6 Rh1 draw
7 Ra1 loss in 2 half-moves
8 Rb1 loss in 2 half-moves
9 Rc1 loss in 2 half-moves
10 Rd5 loss in 2 half-moves
11 Rd6 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Rg1 loss in 2 half-moves