In this task, you need to remove all words of a given length in the sentence. The number of letters in a word determine its length, for example, the length of the word "apple" is 5.

[Q]: Sentence: 'a pitcher releases the ball on the mound'. Remove all words of length '7' in the given sentence.
[A]: a releases the ball on the mound


[Q]: Sentence: 'a large flock of birds flying over a field next to a  tree'. Remove all words of length '2' in the given sentence.
[A]: a large flock birds flying over a field next a tree


[Q]: Sentence: 'a group of people standing on a stage under a heart'. Remove all words of length '5' in the given sentence.
[A]:
a of people standing on a a