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

EGTB: win in 4 half-moves

# move score
1 Re1 win in 3 half-moves
2 Ra5 draw
3 Ra6 draw
4 Ra7 draw
5 Ra8 draw
6 Rd1 draw
7 Rf1 draw
8 Ke1 loss in 2 half-moves
9 Ke2 loss in 2 half-moves
10 Ke3 loss in 2 half-moves
11 Kf3 loss in 2 half-moves
12 Kff1 loss in 2 half-moves
13 Kfg2 loss in 2 half-moves
14 Kg3 loss in 2 half-moves
15 Kgf1 loss in 2 half-moves
16 Kgg2 loss in 2 half-moves
17 Kh1 loss in 2 half-moves
18 Kh2 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Rb1 loss in 2 half-moves
23 Rc1 loss in 2 half-moves