Jane wanted to leave. James decided to stay and Jane wanted to leave. Both the green and the brown clauses are main clauses. They do not depend on each other, and they do not have any kind of function within another clause. When one thing is said to be like another.
Similes always contain the words 'like' or 'as'.
A question asked not for the sake of enquiry, but for emphasis. GMdata Home Slavetrade Main Comments, etc. Saltdal upper sec.