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

EGTB: win in 4 half-moves

# move score
1 Ra1 win in 3 half-moves
2 Rb1 win in 3 half-moves
3 Re8 win in 5 half-moves
4 K7b7 draw
5 K7b8 draw
6 K8b7 draw
7 K8b8 draw
8 Ka6 draw
9 Kb6 draw
10 Rc1 draw
11 Rd1 draw
12 Re2 draw
13 Re6 draw
14 Re7 draw
15 Rf1 draw
16 Re3 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves