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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Rf3 win in 1 half-moves
3 Rg3 win in 1 half-moves
4 Rh3 win in 1 half-moves
5 Ra1 draw
6 Ra2 draw
7 Ka4 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rd3 loss in 2 half-moves
13 Re3 loss in 2 half-moves
14 Ka6 loss in 1 half-moves
15 Rc3 loss in 1 half-moves