In each of the questions below four statements are given followed by three conclusions numbered I, II and III. You have to take the given statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.
Statements
All doors are windows.
No window is a house.
Some houses are buildings.
All buildings are skies.
Conclusions
I. Some skies are doors.
II. Some skies are houses.
Ill. Some buildings are doors.