from sys import stdin
q, *indata = map(int, stdin.read().split())
offset = 0
for i in range(q):
    n = indata[offset]
    offset += 1
    a = []
    for j in range(n*2):
        a.append(indata[offset+j])
    offset += n*2
    initial = [(i % n + 1) for i in range(n*2)]
    start = -2
    for j in range(n*2):
        if initial[j] != a[j]:
            start = j - 1
            break
    if start == -2:
        print("Yes")
        continue
    elif (start == -1) | (start >= n):
        print("No")
        continue
    compared = [(i % n + 1) for i in range(n*2)]
    for j in range(n+1):
        compared[j+start] = initial[start+n-j]
    if compared == a:
        print("Yes")
    else:
        print("No")