245980
The screenplay was written by R.F. Delderfield who adapted one of his own plays .
 person: R.F. Delderfield
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: R.F. Delderfield 
Answer:
 person: R.F. Delderfield