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 Rd2 win in 3 half-moves
3 Kb3 draw
4 Kb4 draw
5 Kb8 draw
6 Kc3 draw
7 Kc5 draw
8 Kc7 draw
9 Kd3 draw
10 Kd4 draw
11 Kd5 draw
12 Kd7 draw
13 Kd8 draw
14 Ra2 draw
15 Rc2 draw
16 Re2 draw
17 Rf1 draw
18 Rf6 draw
19 Rf7 draw
20 Rf8 draw
21 Kb5 loss in 2 half-moves
22 Kb7 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Rf4 loss in 2 half-moves
25 Rf5 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rh2 loss in 2 half-moves