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

EGTB: win in 4 half-moves

# move score
1 Ra2 win in 3 half-moves
2 Ra3 win in 5 half-moves
3 Rc5 win in 5 half-moves
4 Re5 win in 5 half-moves
5 Kc3 draw
6 Kc4 draw
7 Kd2 draw
8 Kd4 draw
9 Ke2 draw
10 Ke3 draw
11 Ke4 draw
12 Kg1 draw
13 Kg2 draw
14 Kg3 draw
15 Kh1 draw
16 Kh3 draw
17 Ra1 draw
18 Ra4 draw
19 Rb5 draw
20 Rd5 draw
21 Kc2 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Ra7 loss in 2 half-moves
24 Ra8 loss in 2 half-moves
25 Rf5 loss in 2 half-moves
26 Rg5 loss in 2 half-moves
27 Rh5 loss in 2 half-moves