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

EGTB: win in 4 half-moves

# move score
1 R3a4 win in 3 half-moves
2 R3a5 win in 3 half-moves
3 Rb3 win in 3 half-moves
4 Rd3 win in 3 half-moves
5 Re3 win in 3 half-moves
6 Kg7 draw
7 Kg8 draw
8 Kh7 draw
9 R6a4 draw
10 R6a5 draw
11 Ra7 draw
12 Ra8 draw
13 Rb6 draw
14 Rc3 draw
15 Rc6 draw
16 Rd6 draw
17 Re6 draw
18 Rf3 draw
19 Rf6 draw
20 Rg6 draw
21 Ra1 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Rg3 loss in 2 half-moves
24 Rh3 loss in 2 half-moves
25 Rh6 loss in 1 half-moves