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:
Some chairs are beds.
Some tables are desks.
All beds are tables.

Conclusions:
I. Some chairs are tables.
II. Some desks are beds.
III. Some desks are chairs.