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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Rc2 draw
3 Rd2 draw
4 Re2 draw
5 Rf3 draw
6 Rf4 draw
7 Rf5 draw
8 Rf6 draw
9 K2a3 loss in 2 half-moves
10 K2b3 loss in 2 half-moves
11 K4a3 loss in 2 half-moves
12 K4b3 loss in 2 half-moves
13 Ka1 loss in 2 half-moves
14 Ka5 loss in 2 half-moves
15 Kb1 loss in 2 half-moves
16 Kb2 loss in 2 half-moves
17 Kb4 loss in 2 half-moves
18 Kb5 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg2 loss in 2 half-moves
23 Rh2 loss in 2 half-moves