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

EGTB: win in 4 half-moves

# move score
1 Kb1 win in 3 half-moves
2 Rd8 win in 3 half-moves
3 Re8 win in 3 half-moves
4 Rf8 win in 3 half-moves
5 Ka1 draw
6 Ka3 draw
7 Kb2 draw
8 Kb3 draw
9 Kd1 draw
10 Kd2 draw
11 Ke2 draw
12 Kf1 draw
13 Rc1 draw
14 Rc2 draw
15 Rc3 draw
16 Rg8 draw
17 Rh8 draw
18 Kf2 loss in 2 half-moves
19 Ra8 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rc6 loss in 2 half-moves
24 Rc7 loss in 2 half-moves