input: Write a function to split a sentence into individual names by handling commas and conjunctions.
  assert split_sentence("Joe, Mary, and Jake") == ['Joe', 'Mary', 'Jake']
  assert split_sentence("Alice, Bob, and Charlie") == ['Alice', 'Bob', 'Charlie']
  assert split_sentence("Tom, Jerry, and Spike") == ['Tom', 'Jerry', 'Spike']
output: def split_sentence(sentence):
      sentence = sentence.replace(' and ', ', ')
      return [name.strip() for name in sentence.split(',')]