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

EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 R1a2 draw
3 R1a3 draw
4 R4a2 draw
5 R4a3 draw
6 Ra5 draw
7 Ra6 draw
8 Rab4 draw
9 Rb2 draw
10 Rb3 draw
11 Rb5 draw
12 Rb6 draw
13 Rbb4 draw
14 Rf4 draw
15 Rh1 draw
16 Rh4 draw
17 Ra7 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc1 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rd1 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Re1 loss in 2 half-moves
26 Re4 loss in 2 half-moves
27 Rg1 loss in 2 half-moves
28 Rg4 loss in 2 half-moves