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

EGTB: win in 2 half-moves

# move score
1 Ka2 win in 1 half-moves
2 Kc2 win in 1 half-moves
3 Re8 win in 1 half-moves
4 Rf8 win in 1 half-moves
5 Kb2 draw
6 Rb2 draw
7 Ka1 loss in 2 half-moves
8 Kc1 loss in 2 half-moves
9 Ra8 loss in 2 half-moves
10 Rb3 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Rh8 loss in 2 half-moves
18 Rd8 loss in 1 half-moves