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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Rb4 draw
3 Rd1 draw
4 Re1 draw
5 Rf1 draw
6 Rg1 draw
7 Kaa5 loss in 2 half-moves
8 Kaa7 loss in 2 half-moves
9 Kab5 loss in 2 half-moves
10 Kab7 loss in 2 half-moves
11 Kba5 loss in 2 half-moves
12 Kba7 loss in 2 half-moves
13 Kbb5 loss in 2 half-moves
14 Kbb7 loss in 2 half-moves
15 Kc5 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rc1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves