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

EGTB: win in 6 half-moves

# move score
1 Ra8 win in 5 half-moves
2 Ka3 draw
3 Kaa2 draw
4 Kab1 draw
5 Kba2 draw
6 Kbb1 draw
7 Kc1 draw
8 Kc2 draw
9 Rb8 draw
10 Rf1 draw
11 Rf2 draw
12 Rf3 draw
13 Rf7 draw
14 Rg8 draw
15 Rh8 draw
16 Kb3 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rf5 loss in 2 half-moves
23 Rf6 loss in 2 half-moves