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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 K5a5 draw
3 K5a6 draw
4 K5c5 draw
5 K5c6 draw
6 K6a5 draw
7 K6a6 draw
8 K6c5 draw
9 K6c6 draw
10 Ka4 draw
11 Ka7 draw
12 Kb4 draw
13 Kb7 draw
14 Kc4 draw
15 Kc7 draw
16 Ra3 draw
17 Rc3 draw
18 Rd3 draw
19 Re3 draw
20 Rf3 draw
21 Rb1 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rg3 loss in 2 half-moves
24 Rh3 loss in 2 half-moves