Assertion: skim milk's amount | /r/HasProperty | needed by six-month-old infant
Facets:
Source sentences:
text: Women sell their milk from anywhere from $1 to $2.50 per ounce, so if a mother sells about 1 liter (30 oz) a day (the standard amount needed by a six-month-old infant) for $2 an ounce, she could easily clear $20,000 in a year.