72696
This conflicts with other sources which state that William Adolphus married in 1846 and his sons William Calcott Knell and Adolphus Knell were both successful painters in their own right .
 Adolphus, Knell, Adolphus Knell
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Adolphus, Knell, Adolphus Knell