You are given a short poem which is written by a kid. Your task is to predict if the kid is in elementary school or high school. Anyone who is from grade 1st to 6th-grade will be considered as in elementary school, and 7th to 12th-grade kids will be considered as in high school. There are only two possible outputs, i.e., elementary and high. All inputs have at least one output and it cannot have both categories at a time.

Ex Input:
peace be green calm air tree and leave

Ex Output:
elementary


Ex Input:
i be stroll down the stair when i felt a whoof of air and as soon a i know it i fell right down then give a frown a i realize i be clumsy a i skip up the stair i felt another puff of air i have pumbled up the stair what could i do i be clumsy than you but now i realize it take skill to trip up the stair and it take skill to trip up a hill so i be loud and i be proud to be clumsy

Ex Output:
high


Ex Input:
my shoe be loose my shoe be untied my lace fall down how be your shoe

Ex Output:

elementary