Read the following paragraph and determine if the hypothesis is true:

The Battle of Parma was fought on 18 February 1248 between the forces of Holy Roman Emperor Frederick II and the Guelphs. The Guelphs attacked the Imperial camp when Frederick II was away. The Imperial forces were defeated and much of Frederick's treasure was lost.

Pick your answer from:
-- Yes;
-- It's impossible to say;
-- No;
Hypothesis: Treasure was taken after the big fight.
Yes