Three statements are given, followed by three conclusions numbered I, II and III. Assuming the zstatements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements.

Statements:

All knifes are axes.

All axes are swords.

All saws are swords.

Conclusions:

I. All swords are knifes.

II. Some axes are saws.

III. No axe is saw.