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

EGTB: win in 4 half-moves

# move score
1 Kaa7 win in 3 half-moves
2 Kbb7 win in 3 half-moves
3 Rf7 win in 3 half-moves
4 Rf8 win in 3 half-moves
5 Kab7 win in 5 half-moves
6 Kba7 win in 5 half-moves
7 Kc7 win in 5 half-moves
8 Kc8 draw
9 Rd6 draw
10 Re6 draw
11 Rf3 draw
12 Rf4 draw
13 Rf5 draw
14 Rg6 draw
15 Rh6 draw
16 Ra6 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf2 loss in 2 half-moves