208559
Although the production credit goes to Harman and Ising this short was actually the first cartoon to be directed by the future cartoon giant William Hanna , along with animator Paul Fennell . .
 William Hanna
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 William Hanna