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In the academic study of Talmud , Jewish Law , Philosophy , Ethics , Rabbinic literature the Master of Rabbinic Studies ( MRb ) is a graduate degree granted by a Yeshiva or Rabbinical School .
 Rabbinical
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Rabbinical