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 Ke1 draw
3 Ke2 draw
4 Kf2 draw
5 Kfg1 draw
6 Kfg2 draw
7 Kh2 draw
8 Khg1 draw
9 Khg2 draw
10 Rc2 draw
11 Rc3 draw
12 Rc4 draw
13 Rc8 draw
14 Rd1 draw
15 Ra1 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rc7 loss in 2 half-moves