As i read, you make a guess first, but if you cannot guess, then looking it up is ok. Maybe i read it wrong. I shall go read the rules again.
[list]Classic Jerry Colmanisms
[*]"Montreal leads Atlanta by three, 5-1."
[*]"They throw Winfield out at second, but he's safe."
[*]"Johnny Grubb slides into second with a standup double."[/list:u]