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