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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rd1 win in 3 half-moves
3 Rgf1 win in 7 half-moves
4 Rb6 draw
5 Rd6 draw
6 Rf7 draw
7 Rf8 draw
8 Rff1 draw
9 Ra1 loss in 2 half-moves
10 Ra6 loss in 2 half-moves
11 Rc1 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Rf2 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rg6 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 Rh6 loss in 2 half-moves