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 Rf5 draw
3 Rg5 draw
4 Rh5 draw
5 Ka3 loss in 2 half-moves
6 Kaa1 loss in 2 half-moves
7 Kab2 loss in 2 half-moves
8 Kb3 loss in 2 half-moves
9 Kba1 loss in 2 half-moves
10 Kbb2 loss in 2 half-moves
11 Kc1 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rd5 loss in 2 half-moves
21 Re5 loss in 2 half-moves