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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 K2b2 win in 3 half-moves
3 Kb3 win in 3 half-moves
4 Ka3 win in 5 half-moves
5 Rb4 win in 5 half-moves
6 K1b1 draw
7 K1b2 draw
8 K2b1 draw
9 Ra8 draw
10 Rb3 draw
11 Rb5 draw
12 Rb6 draw
13 Rc8 draw
14 Rd8 draw
15 Rh8 draw
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves