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

EGTB: win in 4 half-moves

# move score
1 Rd1 win in 3 half-moves
2 Ka2 draw
3 Ka4 draw
4 Kb2 draw
5 Kb3 draw
6 Kb4 draw
7 Ra8 draw
8 Rb1 draw
9 Rb6 draw
10 Rc1 draw
11 Rc6 draw
12 Rd6 draw
13 Re1 draw
14 Re6 draw
15 Ra2 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Ra7 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rg6 loss in 2 half-moves
23 Rh1 loss in 2 half-moves
24 Rh6 loss in 2 half-moves