87750
Zalman Shazar , who was elected in 1963 following the death of Yitzhak Ben-Zvi , ran unopposed for the position .
 Zalman Shazar, Yitzhak Ben-Zvi
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Zalman Shazar, Yitzhak Ben-Zvi