#include<cstdio>
#include<algorithm>
#include<cmath>
#include<vector>
using namespace std;
#define EPS (1e-10)
#define equals(a, b) (fabs(a-b)<EPS)
static const int CCW=1;//?????¶???
static const int CW=-1;//?????¶???
static const int BACK=-2;//?????¢
static const int FRONT=2;//?????¢
static const int ON=0;//?????????

struct Point//???
{
    double x, y;
    Point(double x=0, double y=0):x(x), y(y){}
};
typedef Point Vector;//??????

struct Segment{ Point p1, p2; };//??????
typedef Segment Line;//??´???

class Circle//???
{
public:
    Point c;
    double r;
    Circle(Point c=Point(), double r=0.0):c(c), r(r){}
};

typedef vector<Point> Polygon;//????????¢

Point operator + (Point a, Point b){ return Point(a.x+b.x, a.y+b.y); }
Point operator - (Point a, Point b){ return Point(a.x-b.x, a.y-b.y); }
Point operator * (Point a, double p){ return  Point(a.x*p, a.y*p); }
Point operator / (Point a, double p){ return Point(a.x/p, a.y/p); }

double norm(Vector a){ return a.x*a.x+a.y*a.y; }//?????°????¨?????????????
double abs(Vector a){ return sqrt(norm(a)); }//?¨?
double dot(Vector a, Vector b){ return a.x*b.x+a.y*b.y; }//??????
double cross(Vector a, Vector b){ return a.x*b.y-a.y*b.x; }//??????

bool isOrthgonal(Vector a, Vector b){ return equals(dot(a, b), 0.0); }//???????????´????????????
bool isOrthgonal(Point a1, Point a2, Point b1, Point b2){ return isOrthgonal(a1-a2, b1-b2); }//???????????´???4?????????
bool isOrthgonal(Segment s1, Segment s2){ return equals(dot(s1.p2-s1.p1, s2.p2-s2.p1), 0.0); }//???????????´????????????

bool isParallel(Vector a, Vector b){ return equals(cross(a, b), 0.0); }//????????????????????????
bool isParallel(Point a1, Point a2, Point b1, Point b2){ return isParallel(a1-a2, b1-b2); }//???????????????4?????????
bool isParallel(Segment s1, Segment s2){ return equals(cross(s1.p2-s1.p1, s2.p2-s2.p1), 0.0); }//????????????????????????

Point project(Segment s, Point p)//?±?????¶?
{
    Vector base=s.p2-s.p1;
    double r=dot(p-s.p1, base)/norm(base);
    return s.p1+base*r;
}

Point reflect(Segment s, Point p)//?±??????°??´??????????§°???
{
    return p+(project(s, p)-p)*2.0;
}

double getDistance(Point a, Point b){ return abs(a-b); }//????????´?????????
double getDistanceLP(Line l, Point p){ return abs(cross(l.p2-l.p1, p-l.p1)/abs(l.p2-l.p1)); }//?????°??´????????????
double getDistanceSP(Segment s, Point p)//?????°???????????????
{
    if(dot(s.p2-s.p1, p-s.p1)<0.0) return abs(p-s.p1);
    if(dot(s.p1-s.p2, p-s.p2)<0.0) return abs(p-s.p2);
    return getDistanceLP(s, p);
}
double getDistanceSS(Segment s1, Segment s2)//???????????´?????????
{
    //if(intersect(s1, s2)) return 0.0;
    return min( min(getDistanceSP(s1,s2.p1), getDistanceSP(s1,s2.p2)),
                min(getDistanceSP(s2,s1.p1), getDistanceSP(s2,s1.p2)) );
}

int ccw(Point p0, Point p1, Point p2)
{
    Vector a=p1-p0;
    Vector b=p2-p0;
    if( cross(a, b)>EPS ) return CCW;
    if( cross(a, b)<-EPS ) return CW;
    if( dot(a, b)<-EPS ) return BACK;
    if( norm(a)<norm(b) ) return FRONT;
    return ON;
}

int main()
{
    Point p0, p1, p2;
    int q;
    scanf("%lf%lf%lf%lf", &p0.x, &p0.y, &p1.x, &p1.y);
    scanf("%d", &q);
    while(q--)
    {
        scanf("%lf%lf", &p2.x, &p2.y);
        int judge=ccw(p0, p1, p2);
        if(judge==1) printf("COUNTER_CLOCKWISE\n");
        if(judge==-1) printf("CLOCKWISE\n");
        if(judge==-2) printf("ONLINE_BACK\n");
        if(judge==2) printf("ONLINE_FRONT\n");
        if(judge==0) printf("ON_SEGMENT\n");
    }
    return 0;
}

Measured memory_bytes: 2760