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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Rf5 win in 1 half-moves
3 Rb7 draw
4 Rb8 draw
5 K3b3 loss in 2 half-moves
6 K3b4 loss in 2 half-moves
7 K4b3 loss in 2 half-moves
8 K4b4 loss in 2 half-moves
9 Ka2 loss in 2 half-moves
10 Ka5 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Ra5 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 Rb4 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rd5 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rh5 loss in 2 half-moves