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 Re4 win in 1 half-moves
3 Kb5 win in 3 half-moves
4 Rb4 win in 3 half-moves
5 Ra1 draw
6 Ra2 draw
7 Ra3 draw
8 Kb4 loss in 2 half-moves
9 Rc4 loss in 2 half-moves
10 Rd4 loss in 2 half-moves
11 Rf4 loss in 2 half-moves
12 Rg4 loss in 2 half-moves
13 Rh4 loss in 2 half-moves
14 Ka6 loss in 1 half-moves