||No, the third statement does not follow logically
from the first two. If you replace the word "dancers"
with the word "cats," and the words "rocket scientists"
with the word "dogs," you will see more easily why
All cats are graceful.
Some dogs are graceful.
Some dogs are cats.
Even if the members of two groups share a common
characteristics, it is still possible that none
of the members of one group is also a member of