input: from typing import List
  
  def get_word_lists(strings: List[str]) -> List[List[str]]:
      """
      Generate a list of lists of words from the input list of strings. Each inner list contains the first word followed by the following words for each string.
  
      >>> get_word_lists(["Hello world", "This is a test"])
      [['Hello', 'world'], ['This', 'is', 'a', 'test']]
      """
      word_lists = []
      for string in strings:
          words = string.split(" ")
          word_list = [word for word in words]
          word_lists.append(word_list)
      return word_lists
output:     word_lists = []
      for string in strings:
          words = string.split(" ")
          word_list = [word for word in words]
          word_lists.append(word_list)
      return word_lists