package main

import . "fmt"
import . "slices"

// 解説読んだ

func main() {
	var t int
	Scan(&t)
	for ; t > 0; t-- {
		var n int
		Scan(&n)
		a := make([]int,n*2)
		for i := range a {
			Scan(&a[i])
		}
		ok := false
		for i := range a[:n] {
			b := Clone(a)
			Reverse(b[i:i+n+1])
			if IsSorted(b[:n])&&Equal(b[:n],b[n:]) {
				ok = true
			}
		}
		if ok {
			Println("Yes")
		} else {
			Println("No")
		}
	}
	
	
}