Spain is 505,000 square kilometres and France is 544,000. (SMALL)
Spain is SMALLER than France.
The river Amazon is about 6,400 km long and the Nile is about 6,670 km long. (SHORT)
The river Amazon is SHORTER than the river Nile.
Oxford University was founded in 1170 and Cambridge University 40 years later. (OLD)
Oxford University is OLDER than Cambridge University.