Sentence 1: Every August a spectacular form of sacred theatre, El Misterio de Elche (The Mystery of Elche), is performed here by an amateur cast of priests, civic dignitaries, and other local people.

Sentence 2: El Misterio de Elche is held every August.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: the garbage collection um more costly

Sentence 2: Garbage collection that's cheaper.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: Where am I, anyhow, Nema? The girl dumped an armload of clothing on his bed and looked at him with controlled exasperation.

Sentence 2: "I know where I am" he said.
Is this second sentence entailed by the first?

Answer:
no