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 Rc3 draw
3 Rc4 draw
4 Rc5 draw
5 Rc6 draw
6 Rd1 draw
7 Rf1 draw
8 Rg1 draw
9 Rh1 draw
10 Ke2 loss in 2 half-moves
11 Ke3 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 Kf2 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Kfg2 loss in 2 half-moves
16 Kfg3 loss in 2 half-moves
17 Kfg4 loss in 2 half-moves
18 Kh2 loss in 2 half-moves
19 Kh4 loss in 2 half-moves
20 Khg2 loss in 2 half-moves
21 Khg3 loss in 2 half-moves
22 Khg4 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Rb1 loss in 2 half-moves
25 Rc2 loss in 2 half-moves
26 Rc7 loss in 2 half-moves
27 Rc8 loss in 2 half-moves