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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Rd6 win in 1 half-moves
3 Rb1 draw
4 Rb2 draw
5 Rb3 draw
6 Ka6 loss in 2 half-moves
7 Kaa8 loss in 2 half-moves
8 Kab7 loss in 2 half-moves
9 Kba8 loss in 2 half-moves
10 Kbb7 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Kc8 loss in 2 half-moves
13 Ra6 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rg6 loss in 2 half-moves
20 Rh6 loss in 2 half-moves