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 Kg3 draw
3 Kh3 draw
4 R1a2 draw
5 R1a3 draw
6 R4a2 draw
7 R4a3 draw
8 Rf4 draw
9 Rh1 draw
10 Kg4 loss in 2 half-moves
11 Kg5 loss in 2 half-moves
12 Kh5 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rc1 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rd1 loss in 2 half-moves
22 Rd4 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rg4 loss in 2 half-moves