Assertion: truffle's price | /r/HasProperty | 250 per pound
Facets:
value: for summer black truffles
type: PURPOSE
Source sentences:
text: Though prices vary depending on the strength of the growing season and the rarity of the type, Sparvoli says prices are, on average: $250 per pound for summer black truffles; $350 per pound for Burgundy, which grow from September through February; $800 per pound for winter black, which grow from November through March; and $2,000 to $4,000 for Alba (a town in Italy) or white truffles, which grow from early October through December.