"""

12341234
14321234

12341234
12343214

12341234
12321434

1234512345

1234321545

順序によって変化するか…
不変量を考える？


"""

import sys
from sys import stdin

def rev(l,r):

    while l <= r:
        X[l],X[r] = X[r],X[l]
        l += 1
        r -= 1

    return

T = int(stdin.readline())

for loop in range(T):

    N = int(stdin.readline())
    A = list(map(int,stdin.readline().split()))

    X = [i+1 for i in range(N)] + [i+1 for i in range(N)]

    ans = "No"
    if A == X:
        ans = "Yes"

    for i in range(N):
        rev(i,i+N)
        if A == X:
            ans = "Yes"
        rev(i,i+N)
        if ans == "Yes":
            break

    print (ans)