59459
For primary schools , a new system has been introduced , based on a letter-grade scale ; the old system uses a 10-point grading scale for the first term and a 20-point scale for the second and third terms .
 None
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:  
Answer:
 None