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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Rd5 win in 1 half-moves
3 Kb5 win in 3 half-moves
4 Ra2 draw
5 Re5 draw
6 Rf5 draw
7 Rg5 draw
8 K6a7 loss in 2 half-moves
9 K6b7 loss in 2 half-moves
10 K8a7 loss in 2 half-moves
11 K8b7 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kb8 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rh5 loss in 2 half-moves