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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Re8 draw
3 Rf8 draw
4 Rg8 draw
5 Rh8 draw
6 Ka3 loss in 2 half-moves
7 Ka6 loss in 2 half-moves
8 Kaa5 loss in 2 half-moves
9 Kab4 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Kba5 loss in 2 half-moves
13 Kbb4 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kc5 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd8 loss in 2 half-moves