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 Ka3 draw
3 Kb1 draw
4 Kb2 draw
5 Ka1 loss in 10 half-moves
6 Ra5 loss in 10 half-moves
7 Rb6 loss in 10 half-moves
8 Rb7 loss in 10 half-moves
9 Rb8 loss in 10 half-moves
10 Rc5 loss in 4 half-moves
11 Rg5 loss in 4 half-moves
12 Kb3 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rd5 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rh5 loss in 1 half-moves