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 Rf3 draw
4 Rf4 draw
5 Rf5 draw
6 Rf7 draw
7 Rg2 draw
8 Rh2 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 Rd2 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rf6 loss in 2 half-moves
23 Rf8 loss in 2 half-moves