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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Rg1 win in 3 half-moves
3 R1a2 draw
4 R1a3 draw
5 R4a2 draw
6 R4a3 draw
7 Ra8 draw
8 Re1 draw
9 Re4 draw
10 Ra5 loss in 2 half-moves
11 Ra6 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd1 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Rh4 loss in 2 half-moves