table: [['urban area', 'country', 'region', 'population', 'globalization index'], ['madrid', 'spain', 'community of madrid', '6321398', 'alpha'], ['barcelona', 'spain', 'catalonia', '4604000', 'alpha -'], ['lisbon', 'portugal', 'lisbon region', '3035000', 'alpha -'], ['porto', 'portugal', 'norte region', '1676848', 'gamma -'], ['valencia', 'spain', 'community of valencia', '1564145', 'gamma']]
ref: 2 Urban Area had a Population less than 2000000 and they are Porto and Valencia
template: 2 [ENT] had a [ENT] less than 2000000 and they are [ENT] and [ENT]