A One-Round Living Greyhawk Yeomanry Regional Adventure
From the introduction:
The tranquility amongst the vineyards of Coldfair Green is interrupted by the kidnapping of a boy, the son of a wealthy landowner. The party must keep their wits about them and act quickly to foil the sinister plot set forth by the child's abductors.
A Yeomanry regional adventure for [character levels] 4 - 12.