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1
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Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rf4 win in 3 half-moves
2 Kd4 win in 7 half-moves
3 Ke4 win in 7 half-moves
4 Ke5 win in 7 half-moves
5 Ra4 win in 7 half-moves
6 Rb6 win in 7 half-moves
7 Rb7 win in 7 half-moves
8 Rb8 win in 7 half-moves
9 Rc4 win in 7 half-moves
10 Rd4 win in 7 half-moves
11 Re4 win in 7 half-moves
12 Kf4 win in 11 half-moves
13 Rb5 win in 11 half-moves
14 Kg5 win in 15 half-moves
15 Kf5 win in 19 half-moves
16 Kd6 win in 21 half-moves
17 Ke6 win in 21 half-moves
18 Kh4 win in 21 half-moves
19 Kh5 win in 23 half-moves
20 Kc4 win in 35 half-moves
21 Kc5 draw
22 Kc6 draw
23 Rb3 loss in 4 half-moves
24 Kf3 loss in 2 half-moves
25 Kg3 loss in 2 half-moves
26 Kh3 loss in 2 half-moves
27 Rb1 loss in 2 half-moves
28 Rb2 loss in 2 half-moves