6598
It is reported that the Maoming 300,000 ton ethylene project will formally turn on production in the second half of this year .
 geographical social political: Maoming; quantity: 300,000 ton; date: the second half of this year
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
 Entities: Maoming, 300,000 ton, the second half of this year 
Answer:
 geographical social political: Maoming; quantity: 300,000 ton; date: the second half of this year