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

EGTB: win in 2 half-moves

# move score
1 Rf3 win in 1 half-moves
2 Rb5 draw
3 Rb6 draw
4 K1a2 loss in 2 half-moves
5 K1b2 loss in 2 half-moves
6 K3a2 loss in 2 half-moves
7 K3b2 loss in 2 half-moves
8 Ka4 loss in 2 half-moves
9 Kb1 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Re3 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rh3 loss in 2 half-moves
19 Kb4 loss in 1 half-moves
20 Rb4 loss in 1 half-moves