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 Ka4 draw
3 Ka7 draw
4 Kaa6 draw
5 Kab5 draw
6 Kb4 draw
7 Kb7 draw
8 Kba6 draw
9 Kbb5 draw
10 Ra2 draw
11 Rb1 draw
12 Rb3 draw
13 Rc2 draw
14 Rh2 draw
15 Kc5 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rd2 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Rf2 loss in 2 half-moves
22 Rg2 loss in 2 half-moves