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For Śāntarakṣita , Kamalaśīla and their defenders , reason is useful in establishing arguments that lead one to a correct understanding of emptiness , then , through the use of meditation , one can reach non-conceptual gnosis that does not rely on reason .
 person: Śāntarakṣita; person: Kamalaśīla
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Śāntarakṣita; person: Kamalaśīla