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

EGTB: win in 22 half-moves

# move score
1 R1a3 win in 21 half-moves
2 Rb1 win in 25 half-moves
3 Rb4 win in 25 half-moves
4 Rc1 win in 25 half-moves
5 Rc4 win in 29 half-moves
6 Kb4 draw
7 Kb5 draw
8 Kb6 draw
9 Kc4 draw
10 Kc6 draw
11 R1a2 draw
12 R4a2 draw
13 R4a3 draw
14 Ra5 draw
15 Rd1 draw
16 Rd4 draw
17 Kd4 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Ra8 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Rf1 loss in 2 half-moves
26 Rf4 loss in 2 half-moves
27 Rg1 loss in 2 half-moves
28 Rg4 loss in 2 half-moves
29 Rh1 loss in 2 half-moves
30 Rh4 loss in 2 half-moves