Question: How many teams are there in the afl?
Answer: 18
Disambiguated annotations:
qaPairs: question: How many teams are there in the afl in 1960-1965?
answer: 8
question: How many teams are there in the afl in 1966-1967?
answer: 9
question: How many teams are there in the afl in 1968–1970?
answer: 10