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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 K4a5 draw
3 K4b5 draw
4 K6a5 draw
5 K6b5 draw
6 Ka3 draw
7 Ka7 draw
8 Kb3 draw
9 Kb4 draw
10 Kb6 draw
11 Kb7 draw
12 Ra2 draw
13 Rb1 draw
14 Rb6 draw
15 Rb8 draw
16 Rc2 draw
17 Rd2 draw
18 Re2 draw
19 Rg2 draw
20 Rh2 draw
21 Rb3 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rb5 loss in 2 half-moves
24 Rf2 loss in 2 half-moves