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

EGTB: win in 6 half-moves

# move score
1 Kbb7 win in 5 half-moves
2 Ra5 draw
3 Rb1 draw
4 Rb2 draw
5 Rb3 draw
6 Rb4 draw
7 Rg5 draw
8 Rh5 draw
9 Kaa7 loss in 2 half-moves
10 Kab7 loss in 2 half-moves
11 Kba7 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kc8 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rd5 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Rf5 loss in 2 half-moves