#include <algorithm>
#include <cmath>
#include <cstdio>
#include <iostream>
#include <vector>

using namespace std;

const double EPS = 1e-9;
const double PI = acos(-1);

int sign(double x) {
    if (fabs(x) < EPS) {
        return 0;
    } else if (x > 0) {
        return 1;
    } else {
        return -1;
    }
}

int dcmp(double x, double y) {
    return sign(x - y);
}

struct Vector;
typedef Vector Point;

struct Vector {
    double x;
    double y;

    explicit Vector(double x = 0, double y = 0);

    Vector operator+(const Vector &rhs) const;
    Vector operator-() const;
    Vector operator-(const Vector &rhs) const;
    Vector operator*(double d) const;
    Vector operator/(double d) const;
    double operator*(const Vector &rhs) const;
    double operator^(const Vector &rhs) const;

    bool operator==(const Vector &rhs) const;
    bool operator!=(const Vector &rhs) const;
    bool operator<(const Vector &rhs) const;
    bool operator>(const Vector &rhs) const;
    bool operator<=(const Vector &rhs) const;
    bool operator>=(const Vector &rhs) const;

    friend std::ostream &operator<<(std::ostream &os, const Vector &vector);

    double dot(const Vector &rhs) const;
    double cross(const Vector &rhs) const;
    double length() const;
    double length2() const;
    double angle() const;
    double angle(const Vector &rhs) const;
    Vector rotate(double rad) const;
    Vector rotate90() const;
    Vector rotate90R() const;
    Vector normal() const;
    Vector truncate(double d) const;
    double getDistanceTo(const Point &p) const;

    static bool cmpByAngle(const Vector &a, const Vector &b);
};

struct Segment {
    Point a;
    Point b;

    explicit Segment(double x1 = 0, double y1 = 0, double x2 = 0, double y2 = 0);
    explicit Segment(const Point &a = Point(), const Point &b = Point());

    double length() const;
    bool contains(const Point &p, bool containsEndPoints = true) const;
    bool intersects(const Segment &rhs, bool containsEndPoints = true) const;
};


Vector::Vector(double x, double y) : x(x), y(y) {}

Vector Vector::operator+(const Vector &rhs) const {
    return Vector(x + rhs.x, y + rhs.y);
}

Vector Vector::operator-() const {
    return Vector(-x, -y);
}

Vector Vector::operator-(const Vector &rhs) const {
    return *this + -rhs;
}

Vector Vector::operator*(double d) const {
    return Vector(x * d, y * d);
}

Vector Vector::operator/(double d) const {
    return *this * (1 / d);
}

double Vector::operator*(const Vector &rhs) const {
    return x * rhs.x + y * rhs.y;
}

double Vector::operator^(const Vector &rhs) const {
    return x * rhs.y - rhs.x * y;
}

bool Vector::operator==(const Vector &rhs) const {
    return dcmp(x, rhs.x) == 0 && dcmp(y, rhs.y) == 0;
}

bool Vector::operator!=(const Vector &rhs) const {
    return !(rhs == *this);
}

bool Vector::operator<(const Vector &rhs) const {
    if (dcmp(x, rhs.x) != 0) {
        return dcmp(x, rhs.x) < 0;
    } else {
        return dcmp(y, rhs.y) < 0;
    }
}

bool Vector::operator>(const Vector &rhs) const {
    return rhs < *this;
}

bool Vector::operator<=(const Vector &rhs) const {
    return !(rhs < *this);
}

bool Vector::operator>=(const Vector &rhs) const {
    return !(*this < rhs);
}

std::ostream &operator<<(std::ostream &os, const Vector &vector) {
    os << "(" << vector.x << "," << vector.y << ")";
    return os;
}

double Vector::dot(const Vector &rhs) const {
    return *this * rhs;
}

double Vector::cross(const Vector &rhs) const {
    return *this ^ rhs;
}

double Vector::length() const {
    return sqrt(*this * *this);
}

double Vector::length2() const {
    return *this * *this;
}

double Vector::angle() const {
    return atan2(y, x);
}

double Vector::angle(const Vector &rhs) const {
    return acos((*this * rhs) / length() / rhs.length());
}

Vector Vector::rotate(double rad) const {
    // Rotate counter-clockwise
    return Vector(x * cos(rad) - y * sin(rad), x * sin(rad) + y * cos(rad));
}

Vector Vector::rotate90() const {
    return Vector(-y, x);
}

Vector Vector::rotate90R() const {
    return Vector(y, -x);
}

Vector Vector::normal() const {
    double l = length();
    return Vector(-y / l, x / l);
}

double Vector::getDistanceTo(const Point &p) const {
    return sqrt(pow(x - p.x, 2) + pow(y - p.y, 2));
}

bool Vector::cmpByAngle(const Vector &a, const Vector &b) {
    return dcmp(a.angle(), b.angle()) < 0;
}

Vector Vector::truncate(double d) const {
    double l = length();
    if (sign(l) == 0) {
        return *this;
    }
    d /= l;
    return Vector(x * d, y * d);
}

Segment::Segment(double x1, double y1, double x2, double y2) : a(x1, y1), b(x2, y2) {}

Segment::Segment(const Point &a, const Point &b) : a(a), b(b) {}

double Segment::length() const {
    return a.getDistanceTo(b);
}

bool Segment::contains(const Point &p, bool containsEndPoints) const {
    const Vector &u = a - p;
    const Vector &v = b - p;
    return sign(u ^ v) == 0 && (containsEndPoints ? sign(u * v) <= 0 : sign(u * v) < 0);
}

bool Segment::intersects(const Segment &rhs, bool containsEndPoints) const {
    const Vector &u = b - a;
    const Vector &v = rhs.b - rhs.a;
    double c1 = u ^(rhs.a - a);
    double c2 = u ^(rhs.b - a);
    double c3 = v ^(a - rhs.a);
    double c4 = v ^(b - rhs.a);
    if (containsEndPoints && (!sign(c1) || !sign(c2) || !sign(c3) || !sign(c4))) {
        return contains(rhs.a) || contains(rhs.b) || rhs.contains(a) || rhs.contains(b);
    }
    return sign(c1) * sign(c2) < 0 && sign(c3) * sign(c4) < 0;
}

int main() {
//    freopen("data.in", "r", stdin);

    double x1, y1;
    double x2, y2;
    while (~scanf("%lf%lf%lf%lf", &x1, &y1, &x2, &y2)) {
        int q;
        scanf("%d", &q);
        Segment segment(x1, y1, x2, y2);
        const Vector &u = segment.b - segment.a;
        while (q--) {
            scanf("%lf%lf", &x2, &y2);
            Segment s(x1, y1, x2, y2);
            const Vector &v = s.b - s.a;
            if (sign(u ^ v) > 0) {
                puts("COUNTER_CLOCKWISE");
            } else if (sign(u ^ v) < 0) {
                puts("CLOCKWISE");
            } else {
                if (sign(v.length()) == 0) {
                    puts("ON_SEGMENT");
                } else if (dcmp(u.angle(), v.angle()) != 0) {
                    puts("ONLINE_BACK");
                } else if (dcmp(u.length(), v.length()) >= 0) {
                    puts("ON_SEGMENT");
                } else {
                    puts("ONLINE_FRONT");
                }
            }
        }
    }
    return 0;
}



Measured memory_bytes: 3452