#!/usr/bin/env python3

import operator


def main():
    n = int(input())
    for _ in range(n):
        a, b = (int(x) for x in input().split())
        if operator.gt(a, b):
            print("G")
        elif operator.eq(a, b):
            print("E")
        else:
            print("L")


if __name__ == '__main__':
    main()