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