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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Kc6 draw
3 R1a2 draw
4 R6a2 draw
5 Rb1 draw
6 Rc1 draw
7 Rd1 draw
8 Rh1 draw
9 Ka5 loss in 2 half-moves
10 Ka7 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Kb7 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 R1a3 loss in 2 half-moves
16 R1a4 loss in 2 half-moves
17 R1a5 loss in 2 half-moves
18 R6a3 loss in 2 half-moves
19 R6a4 loss in 2 half-moves
20 R6a5 loss in 2 half-moves
21 Ra8 loss in 2 half-moves
22 Re1 loss in 2 half-moves
23 Rf1 loss in 2 half-moves
24 Rg1 loss in 2 half-moves