Question:
On the Spanish mainland, late dining hours perplex visitors.

Does it follow that "Many people eat late in Spain."?
OPTIONS:
- yes
- it is not possible to tell
- no
Answer:
yes

Question:
and a few tires and all of a sudden he's got a hang glider and

Does it follow that "He made the glider by himself."?
OPTIONS:
- yes
- it is not possible to tell
- no
Answer:
it is not possible to tell

Question:
When the average unit cost is graphed as a function of volume per capita one obtains a curve with a parabolic shape.

Does it follow that "Average unit cost isn't graphed as a function"?
OPTIONS:
- yes
- it is not possible to tell
- no
Answer:
no

Question:
No one could have come in by the front door without our seeing and hearing him."

Does it follow that "We would have noticed anybody who came in by the front door."?
OPTIONS:
- yes
- it is not possible to tell
- no
Answer:
yes