Some statements are given, followed by some conclusions. Consider the statements to be true even if they seem to be at variance from commonly known facts. Decide which of the given conclusions follow from the given statements.
Statements:
All knives are hammers.
No hammer is sword.
Some swords are nails.
Conclusions:
I. Some nails are hammers.
II. Some swords are knives.
III. No nail is hammer.