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

EGTB: win in 2 half-moves

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