185580
Marex Spectron provides voice and electronic trading and clearing services for commodity markets in metals , energy and agricultural products as well as the financial futures and foreign exchange markets .
 organization: Marex Spectron
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Marex Spectron 
Answer:
 organization: Marex Spectron