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#include<cstdio>

int n, m;
int freeVertices;

int tab[100001];
bool tab2[100001];

void checkWin()
{
    if(m < n)
    {
        printf("REMIS\n");
        return;
    }
    for(int i = n; i > 0; --i)
    {
        if(tab[i] == n)
        {
            printf("WYGRANA\n");
            return;
        }
    }
    if(freeVertices > 0)
    {
        printf("REMIS\n");
        return;
    }
    printf("PRZEGRANA\n");
}

main()
{
    int t;
    scanf("%d", &t);
    while(t > 0)
    {
        scanf("%d %d", &n, &m);

        for(int i = 1; i <= n; ++i)
        {
            tab[i] = 0;
            tab2[i] = false;
        }

        freeVertices = n;

        for(int i = 0; i < m; ++i)
        {
            int a, b;
            char c;

            scanf("%d", &a);
            scanf("%c", &c);
            scanf("%c", &c);
            scanf("%d", &b);

            if(c == '>')
            {
                ++tab[b];
            }
            else
            {
                if(!tab2[b])
                {
                    tab2[b] = true;
                    --freeVertices;
                }
            }
        }

        checkWin();

        t--;
    }
}