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 draw
3 Ka5 draw
4 Kb5 draw
5 Ra8 draw
6 Rb7 draw
7 Rd8 loss in 4 half-moves
8 Rg8 loss in 4 half-moves
9 Rh8 loss in 4 half-moves
10 Kb3 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rc8 loss in 1 half-moves