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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Ra1 draw
3 Ra2 draw
4 Ra4 draw
5 Ra8 draw
6 Ka1 loss in 2 half-moves
7 Ka2 loss in 2 half-moves
8 Kb2 loss in 2 half-moves
9 Kc1 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Ra6 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rf5 loss in 2 half-moves
14 Rh5 loss in 2 half-moves
15 Rb5 loss in 1 half-moves
16 Rc5 loss in 1 half-moves
17 Rd5 loss in 1 half-moves
18 Re5 loss in 1 half-moves
19 Rg5 loss in 1 half-moves