Think about what the story is mainly about and what's its really focusing on that's how you get the purpose of why the author included that sentence
Because city authorities restricted playhouses, new theaters were built outside city limits and grew to be successful.be
The infinitive that is used in the given sentence above is "to sail". So to make this into a gerund form, it will become "sailing". Therefore, the new sentence will be like this: The laughing boy in the boat likes SAILING. Hope this answers your question.
A sonnet is a 14-line poem that rhymes in a pattern:
A - B - A - B - C - D - C - D - E - F - E - F - G - G
If the poem you're talking about meets these criteria, it is then classified as a sonnet.