1868
When brighter weather finally arrived , the umpires announced a revised figure of 67 overs to be bowled with play extended to at least 1900 local time ( 1800 GMT ) .
 else: GMT
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, else, organization, person 
Text: {0} 
 Entities: GMT 
Answer:
 else: GMT