instruction:
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.
question:
Sentence: 'a smiling woman sits at a table with a pizza and salad'. How many words start with the letter 'a' in the sentence.
answer:
5


question:
Sentence: 'a grey cat starring at a hand with a donut'. How many words start with the letter 'a' in the sentence.
answer:
4


question:
Sentence: 'a little white airplane that is parked on some concrete'. How many words start with the letter 'p' in the sentence.
answer:

1