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

EGTB: win in 4 half-moves

# move score
1 Rc4 win in 3 half-moves
2 Rc5 win in 3 half-moves
3 Kd2 win in 5 half-moves
4 Rc6 win in 7 half-moves
5 Kf6 win in 9 half-moves
6 Rc7 win in 9 half-moves
7 Ke5 win in 11 half-moves
8 Ke6 win in 11 half-moves
9 Ke4 win in 13 half-moves
10 Kc4 win in 15 half-moves
11 Kf4 win in 15 half-moves
12 Kg4 win in 19 half-moves
13 Kg5 win in 19 half-moves
14 Kg6 win in 19 half-moves
15 Rf8 win in 19 half-moves
16 Kb2 draw
17 Kc2 draw
18 Ra8 draw
19 Kb3 loss in 2 half-moves
20 Kb4 loss in 2 half-moves
21 Kd3 loss in 2 half-moves
22 Kd4 loss in 2 half-moves
23 Rb8 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves