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 rusty metal park bench in a park'. How many words start with the letter 'a' in the sentence.
answer:
2


question:
Sentence: 'a close up of a dog standing on a rug'. How many words start with the letter 'o' in the sentence.
answer:
2


question:
Sentence: 'a black cat shares the window sill with a stuffed toy elephant'. How many words start with the letter 'e' in the sentence.
answer:

1