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

EGTB: win in 4 half-moves

# move score
1 R6a5 win in 3 half-moves
2 Rf3 win in 3 half-moves
3 Rd6 win in 7 half-moves
4 R3a5 win in 25 half-moves
5 Kc7 draw
6 Kc8 draw
7 Kd7 draw
8 Ke7 draw
9 Ke8 draw
10 Ra2 draw
11 Ra7 draw
12 Ra8 draw
13 Rb3 draw
14 Rb6 draw
15 Rc3 draw
16 Rc6 draw
17 Rd3 draw
18 Re3 draw
19 Rf6 draw
20 Rg3 draw
21 R3a4 loss in 2 half-moves
22 R6a4 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Re6 loss in 2 half-moves
25 Rg6 loss in 2 half-moves
26 Rh3 loss in 2 half-moves
27 Rh6 loss in 2 half-moves