import java.io.PrintWriter
import java.util.*
import kotlin.math.*

fun PrintWriter.solve() {
    val numCases = nextInt()
    case@ for (_i in 0 until numCases) {
        val n = nextInt()
        val a = Array(2 * n) { nextInt() }
        val x = Array(2 * n) { if (it < n) it + 1 else it - n + 1 }
        if (a.contentEquals(x)) {
            println("Yes")
            continue@case
        }
        for (i in 0 until n) {
            val b = Array(2 * n) { 0 }
            for (j in 0 until 2 * n) {
                if (j <= i || j >= i + n) {
                    b[j] = x[j]
                } else {
                    b[j] = x[2 * i + n - j]
                }
            }
            if (a.contentEquals(b)) {
                println("Yes")
                continue@case
            }
        }
        println("No")
    }
}

fun main() {
    val writer = PrintWriter(System.out, false)
    writer.solve()
    writer.flush()
}

// region Scanner
private var st = StringTokenizer("")
private val br = System.`in`.bufferedReader()

fun next(): String {
    while (!st.hasMoreTokens()) st = StringTokenizer(br.readLine())
    return st.nextToken()
}

fun nextInt() = next().toInt()
fun nextLong() = next().toLong()
fun nextLine() = br.readLine()
fun nextDouble() = next().toDouble()
// endregion