Red Huang

//====================================================================||  
//                                                                    ||  
//                                                                    ||  
//                         Author : GCA                               ||  
//                  6AE7EE02212D47DAD26C32C0FE829006                  ||  
//====================================================================||  
#include <iostream>  
#include <cstdio>  
#include <cstring>  
#include <algorithm>  
#include <cmath>  
#include <climits>  
#include <vector>  
#include <set>  
#include <map>  
#include <queue>  
#include <cctype>  
#include <utility>  
using namespace std;  
#ifdef ONLINE\_JUDGE  
#define ll "%lld"  
#else  
#define ll "%I64d"  
#endif  
typedef unsigned int uint;  
typedef long long int Int;  
#define Set(a,s) memset(a,s,sizeof(a))  
#define Write(w) freopen(w,"w",stdout)  
#define Read(r) freopen(r,"r",stdin)  
#define Pln() printf("\\n")  
#define I\_de(x,n)for(int i=0;i<n;i++)printf("%d ",x\[i\]);Pln()  
#define De(x)printf(#x"%d\\n",x)  
#define For(i,x)for(int i=0;i<x;i++)  
#define CON(x,y) x##y  
#define Pmz(dp,nx,ny)for(int hty=0;hty<ny;hty++){for(int htx=0;htx<nx;htx++){\\  
    printf("%d ",dp\[htx\]\[hty\]);}Pln();}  
#define M 1005  
#define PII pair<int,int\>  
#define PB push\_back  
#define oo INT\_MAX  
#define Set\_oo 0x3f  
#define Is\_debug true  
#define debug(...) if(Is\_debug)printf("DEBUG: "),printf(\_\_VA\_ARGS\_\_)  
#define FOR(it,c) for(\_\_typeof((c).begin()) it=(c).begin();it!=(c).end();it++)  
#define eps 1e-6  
bool xdy(double x,double y){return x>y+eps;}  
bool xddy(double x,double y){return x>y-eps;}  
bool xcy(double x,double y){return x<y-eps;}  
bool xcdy(double x,double y){return x<y+eps;}  
int min3(int x,int y,int z){  
    int tmp=min(x,y);  
    return min(tmp,z);  
}  
int max3(int x,int y,int z){  
    int tmp=max(x,y);  
    return max(tmp,z);  
}  
int test;  
struct line{  
    int x1,x2,y1,y2;  
    double m,b;  
    int tox;  
    int toy;  
    void build(){  
        if(x1>x2){  
            swap(x1,x2);  
            swap(y1,y2);  
        }  
  
        m=1.0\*(y1-y2)/(x1-x2);  
        b=y1-m\*x1;  
        if(m>0){  
            tox=x1;  
        }  
        else tox=x2;  
        toy=min(y1,y2);  
    }  
}lines\[M\];  
int lnum;  
int pnum;  
int px\[M\],py\[M\];  
int mz\[M\];  
void solve(){  
    for(int i=0;i<lnum;i++){  
        int x=lines\[i\].tox;  
        int y=lines\[i\].toy;  
        double my=0,cy;  
        int index=-1;  
        for(int j=0;j<lnum;j++){  
            if(i==j)continue;  
            if(x<lines\[j\].x1||x>lines\[j\].x2)continue;  
            cy=lines\[j\].m\*x+lines\[j\].b;  
            if(cy<y&&cy>my){  
                my=cy;  
                index=j;  
            }  
        }  
//        debug("%d %d\\n",i,index);  
        mz\[i\]=index;  
    }  
//  
    for(int i=0;i<pnum;i++){  
        int x=px\[i\];  
        int y=py\[i\];  
        int index=-1;  
        double my=0;  
        for(int j=0;j<lnum;j++){  
            double cy=lines\[j\].m\*x+lines\[j\].b;  
            if(x<lines\[j\].x1||x>lines\[j\].x2)continue;  
            if(cy<y&&cy>my){  
                my=cy;  
                index=j;  
            }  
        }  
//        debug(">>%d\\n",index);  
//        int ansx=x;  
        int j;  
        if(index!=-1){  
            for(j=index;mz\[j\]!=-1;j=mz\[j\]);  
//            debug("%d\\n",j);  
            printf("%d\\n",lines\[j\].tox);  
        }  
        else printf("%d\\n",x);  
  
    }  
}  
void init(){  
    Set(mz,-1);  
}  
int main() {  
    ios\_base::sync\_with\_stdio(0);  
    scanf("%d",&test);  
    while(test--){  
        init();  
        scanf("%d",&lnum);  
        for(int i=0;i<lnum;i++){  
            scanf("%d%d%d%d",&lines\[i\].x1,&lines\[i\].y1,&lines\[i\].x2,&lines\[i\].y2);  
            lines\[i\].build();  
        }  
        scanf("%d",&pnum);  
        for(int i=0;i<pnum;i++){  
            scanf("%d%d",&px\[i\],&py\[i\]);  
        }  
        solve();  
        if(test)Pln();  
    }  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
}