6989
But once the 27-year-old Stich got on the court , he focused his energies on trying to win the year 's last Grand Slam .
 else: Grand Slam; person: Stich
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: Grand Slam, Stich 
Answer:
 else: Grand Slam; person: Stich