Question:
The mercenaries were all very good.

Does it follow that "The mercenaries had practiced to be as good as they were. "?
Answer:
it is not possible to tell

Question:
This leaves them seven million super-dense worlds for exploration and colonization."

Does it follow that "There are 2 different places they could explore."?
Answer:
no

Question:
No profile makes the obvious application of Frank Sulloway's controversial birth-order theory.

Does it follow that "There are many profiles that make the obvious application of Frank Sulloway's controversial birth-order theory."?
Answer:
no

Question:
Jamaica is also a nation within the British Commonwealth.

Does it follow that "Jamaica has decided to not be associated with the British Commonwealth."?
Answer:
no