In this task, you need to count the number of words in a sentence that start with the given letter. Answer with numbers and not words.

Sentence: 'a brown and white dog standing on a lush green field'. How many words start with the letter 'b' in the sentence.
1

Sentence: 'a room filled with a stove and surrounded by cabinets'. How many words start with the letter 'w' in the sentence.
1

Sentence: 'a banana plant with new bananas blooming on it'. How many words start with the letter 'b' in the sentence.

3