A group of students are told to use a meter stick to find the length of a hallway.
(A group of students; are told; to use a meter stick to find the length of a hallway) (A group of students; to use; a meter stick; to find the length of a hallway)
A group of students A group of students
are told to use
to use a meter stick to find the length of a hallway
a meter stick to find the length of a hallway