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

EGTB: win in 4 half-moves

# move score
1 Rg4 win in 3 half-moves
2 Rh4 win in 3 half-moves
3 Kd1 win in 5 half-moves
4 Kd2 win in 5 half-moves
5 Ke2 draw
6 Kef1 draw
7 Kef2 draw
8 Kg2 draw
9 Kgf1 draw
10 Kgf2 draw
11 Kh1 draw
12 Kh2 draw
13 Ra4 draw
14 Rb1 draw
15 Rb2 draw
16 Rb3 draw
17 Rb5 draw
18 Rb6 draw
19 Rf4 draw
20 Rb7 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rd4 loss in 2 half-moves
24 Re4 loss in 2 half-moves