795 B | 795 chars
import sys
from math import sqrt, pi, sin, factorial
inp = lambda : sys.stdin.readline()[:-1].strip()
mii = lambda x = " " : [*map(int,inp().split(x))]
mfi = lambda x = " " : [*map(float,inp().split(x))]
ii = lambda : int(inp())
fi = lambda : float(inp())
p = print
def f(l, n):
for i in l:
if i != i[::-1]:
return False
return True
def g(l, n):
l2 = []
for i in range(n):
_l2=[]
for j in range(n):
_l2.append(l[j][i])
l2.append(_l2)
return f(l2, n)
def solve():
n = ii()
l = [input() for _ in range(n)]
a = f(l, n)
b = g(l, n)
if a and b:
p("Magnificent")
elif a:
p("Graceful")
elif b:
p("Beautiful")
else:
p("Useless")
if __name__ == "__main__":
tc = ii()
for t in range(1, tc+1):
solve()