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

EGTB: win in 4 half-moves

# move score
1 Kg2 win in 3 half-moves
2 Rb2 win in 3 half-moves
3 Kg1 win in 5 half-moves
4 Kd1 draw
5 Kd2 draw
6 Kee2 draw
7 Kef2 draw
8 Kfe2 draw
9 Kff2 draw
10 Ra4 draw
11 Rb1 draw
12 Rb3 draw
13 Rb5 draw
14 Rb6 draw
15 Rh4 draw
16 Rb7 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rg4 loss in 2 half-moves