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 Rb1 draw
3 Rb2 draw
4 Rb3 draw
5 Ka2 loss in 2 half-moves
6 Kb1 loss in 2 half-moves
7 Kb2 loss in 2 half-moves
8 Ra8 loss in 2 half-moves
9 Rb5 loss in 2 half-moves
10 Rb6 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Rh8 loss in 2 half-moves
14 Rc8 loss in 1 half-moves
15 Re8 loss in 1 half-moves
16 Rf8 loss in 1 half-moves
17 Rg8 loss in 1 half-moves