#include <stdio.h>

#define FIN "xerox.in"
#define FOUT "xerox.out"

int N,M;
int i,j;
int DX,DY;
int X,Y;
int sum,summ;

int main()
{
    freopen(FIN, "r" ,stdin);
    freopen(FOUT, "w", stdout);
    int T;
    scanf("%d", &T);
    while(T--)
          {
                scanf("%d %d %d", &N, &DX, &DY);
                summ=0;
                for (i=1;i<=N;++i)
                     { 
                            scanf("%d", &M);
                            sum=0;
                            for (j=1;j<=M;++j)
                                  {
                                        scanf("%d %d", &X, &Y);
                                        sum^=Y-X;
                                    }
                         summ^=sum;
                        }
               if (summ!=0)
                   printf("1\n");
                   else
                   printf("0\n");
                }
return 0;
}