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.

Ex Input:
Sentence: 'two sinks are shown next to a window which overlooks some airplanes'. Remove all words of length '9' in the given sentence.

Ex Output:
two sinks are shown next to a window which some


Ex Input:
Sentence: 'a man is crouched down by a big elephant'. Remove all words of length '3' in the given sentence.

Ex Output:
a is crouched down by a elephant


Ex Input:
Sentence: 'a bird is perched on a wooden rail on the dock'. Remove all words of length '2' in the given sentence.

Ex Output:

a bird perched a wooden rail the dock