#include <iostream>
using namespace std;

void solve(){
    int n;
    cin >> n;
    int a[2002];
    for(int i = 0; i < n * 2; i++){
        cin >> a[i];
        a[i]--;
    }
    bool f = true;
    for(int i = 0; i < n * 2; i++){
        if(i % n != a[i]) f = false;
    }
    if(f){
        cout << "Yes" << endl;
        return;
    }
    int m = -1;
    for(int i = 1; i < n * 2; i++){
        if(a[i - 1] == 0 && a[i] == n - 1){
            m = i;
            break;
        }
    }
    if(m == -1){
        cout << "No" << endl;
        return;
    }
    for(int i = 0; i < m / 2; i++){
        if(a[i] != a[m - i - 1] || a[i] != i){
            cout << "No" << endl;
            return;
        }
    }
    for(int i = 0; i <= (n * 2 - m) / 2; i++){
        if(a[n * 2 - i - 1] != a[m + i] || a[n * 2 - i - 1] != n - i - 1){
            cout << "No" << endl;
            return;
        }
    }
    cout << "Yes" << endl;
}

int main()
{
    int t;
    cin >> t;
    while(t--){
        solve();
    }
}