Question: Yes "that is to say, I believe I know how it was committed.
I am pretty sure I have figured out how the murder was committed.

Answer: yes

Question: Here, as far south as you can go on Martinique, the landscape is desolate.
There is an abundance of scenery in Martinique.

Answer: no

Question: If you are going to travel with us and do battle, you are going to have to learn fast.
if you want to travel with us you have to learn quickly

Answer:
yes