35307
Skolem argued on the basis of what is now known as Skolem 's paradox , and it was later supported by the independence of CH from the axioms of ZFC since these axioms are enough to establish the elementary properties of sets and cardinalities .
 Skolem, Skolem
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Skolem, Skolem