40759
Conservative authorities , as part of their promulgation of a dynamic " Halakha " , often cite the manner in which the sages of old used rabbinic statues ( " Takkanah " ) that enabled to bypass prohibitions in the Pentateuch , like the " Prozbul " or " Heter I'ska " .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None