Question: John rattled the handle of Mrs. Inglethorp's door violently, but with no effect.
The door wouldn't open even after John rattled the handle rather violently.

Answer: yes

Question: so it's not all stuff that TI makes
It's purely TI, right?

Answer: no

Question: It is the best preserved passage tomb in Europe, and is 500 years older than the Pyramids (3000 b.c. ). It's a huge stone mound (nearly 12 m/40 ft high and almost 90 m/300 ft wide) constructed from 200,000 tons of stone, much of which was somehow hauled from the Wicklow Mountains and the Mountains of Mourne.
The tomb is very young.

Answer:
no