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 Rc1 win in 3 half-moves
3 Rc3 win in 3 half-moves
4 Rd3 win in 3 half-moves
5 Ra4 win in 5 half-moves
6 Ra5 win in 5 half-moves
7 Kc1 win in 21 half-moves
8 Ra6 draw
9 Kc2 loss in 2 half-moves
10 Kd2 loss in 2 half-moves
11 Ke1 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 R1a2 loss in 2 half-moves
14 R3a2 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rh3 loss in 2 half-moves