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 Rc5 win in 1 half-moves
3 Rb3 draw
4 Rb8 draw
5 Rd5 draw
6 Re5 draw
7 Rg5 draw
8 Ka1 loss in 2 half-moves
9 Ka2 loss in 2 half-moves
10 Ka3 loss in 2 half-moves
11 Kb1 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Kc1 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Ra5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rh5 loss in 2 half-moves