#!/usr/bin/env python3


# 出力は正しいが不等号を含むコード
def main():
    n = int(input())
    for _ in range(n):
        a, b = (int(x) for x in input().split())
        if a > b:
            print("G")
        elif a == b:
            print("E")
        elif a < b:
            print("L")


if __name__ == '__main__':
    main()