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

EGTB: win in 2 half-moves

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