Sentence 1: The piazza's beloved Campanile (Bell Tower), at 99 m (324 ft) is the highest structure in the city, for 10 centuries its belfry, lighthouse, weather vane, and gun turret.

Sentence 2: The bell tower is a national symbol.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: The demolition of the citadel was a half-hearted job, however, and there's plenty left to see today, from ramparts and castle walls to ruined chapels, stone stairways, and quaint cobbled streets.

Sentence 2: The citadel demolition is popular, regardless of the half-hearted job.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: There are several entrances to the park; you can pick up a free map at the visitors' center near the eastern entrance, off the Golden State Freeway (Highway 5).

Sentence 2: The park has been permanently closed.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer:
no