Question: When do you buy a rosca de reyes?
Answer: January 6
Disambiguated annotations:
qaPairs: question: When and for what do you buy a rosca de reyes?
answer: Día de Reyes
to celebrate Epiphany
Kings' Day
question: When do you buy and eat a rosca de reyes?
answer: January 6
qaPairs: question: During what celebration do you buy a rosca de reyes?
answer: Epiphany
question: On what date do you buy a rosca de reyes?
answer: January 6