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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kb3 win in 9 half-moves
3 Ka3 win in 11 half-moves
4 Kab2 win in 11 half-moves
5 Kaa1 draw
6 Kba1 draw
7 Kbb2 draw
8 Kc1 draw
9 Kc2 draw
10 Ra8 draw
11 Rb5 draw
12 Rb6 draw
13 Rb7 draw
14 Rc8 draw
15 Rd8 draw
16 Rh8 draw
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves