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

EGTB: win in 4 half-moves

# move score
1 Rd3 win in 3 half-moves
2 Ka7 draw
3 Ka8 draw
4 R1a2 draw
5 R3a2 draw
6 Ra7 draw
7 Ra8 draw
8 Rb1 draw
9 Rb3 draw
10 Rf1 draw
11 Rf3 draw
12 Kc7 loss in 2 half-moves
13 Kc8 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rg3 loss in 2 half-moves
24 Rh1 loss in 2 half-moves
25 Rh3 loss in 2 half-moves
26 Kb7 loss in 1 half-moves