Three statements are given followed by three conclusions numbered I, II and III. Assuming the statements 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 gels are boats.

All pumps are boats.

All boats are ships.

Conclusions:

I. All pumps are ships.

II. All ships are gels.

III. Some ships are pumps.