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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rb7 win in 7 half-moves
3 Rb8 win in 7 half-moves
4 Ka5 draw
5 Kb4 draw
6 Kc2 draw
7 Kc3 draw
8 Kc4 draw
9 Kd2 draw
10 Kd4 draw
11 Ra6 draw
12 Rb1 draw
13 Rb2 draw
14 Rb5 draw
15 Rf6 draw
16 Ka3 loss in 2 half-moves
17 Kb3 loss in 2 half-moves
18 Ke2 loss in 2 half-moves
19 Ke3 loss in 2 half-moves
20 Ke4 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rc6 loss in 2 half-moves
23 Rd6 loss in 2 half-moves
24 Re6 loss in 2 half-moves
25 Rg6 loss in 2 half-moves
26 Rh6 loss in 2 half-moves
27 Kb5 loss in 1 half-moves