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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rd6 win in 1 half-moves
3 Ka5 loss in 2 half-moves
4 Ka8 loss in 2 half-moves
5 Kaa7 loss in 2 half-moves
6 Kab7 loss in 2 half-moves
7 Kb5 loss in 2 half-moves
8 Kba7 loss in 2 half-moves
9 Kbb7 loss in 2 half-moves
10 Kc7 loss in 2 half-moves
11 Kc8 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rh6 loss in 2 half-moves