int itNoLight;
int F = 0;

string ccmd;
int ccdrs, cpr;
void dfsAns();

void dfsOff()
{
    string cmd;
    int cdrs, pr;
    cin >> cmd >> cdrs >> pr;
    ccmd = cmd;
    ccdrs = cdrs;
    cpr = pr;
    if (cmd[1] == 'f')
        ++itNoLight;
    if (cmd[1] == 'n')
        itNoLight = 0, cout << "turn off" << endl;
    if (itNoLight > 500)
    {
        ccmd = "off";
        cpr = 0;
        dfsAns();
        cout << "done" << endl;
        exit(0);
    }
    int nxtwy = rand() % cdrs + 1;
    cout << "go " << nxtwy << " keep" << endl;
    dfsOff();
    if (pr)
        cout << "go " << pr << " keep" << endl, cin >> ccmd >> ccdrs >> cpr;
}

void dfsAns()
{
    string cmd;
    int cdrs, pr;
    cmd = ccmd;
    cdrs = ccdrs;
    pr = cpr;
    if (cmd[1] == 'f')
        cout << "turn on" << endl;
    if (cmd[1] == 'n')
        return;
    for1(i, cdrs)
    {
        if (i != pr)
        {
            cout << "go " << i << " keep" << endl;
            cin >> ccmd;
            if (ccmd[1] != 'o')
                cin >> ccdrs >> cpr, dfsAns();
        }
    }
    if (pr)
        cout << "go " << pr << " lock" << endl, cin >> ccmd >> ccdrs >> cpr;
}

int solve()
{
    dfsOff();
    ccmd = "off";
    cpr = 0;
    dfsAns();
    cout << "done" << endl;
    //system("pause");
    return 0;
}