#include <bits/stdc++.h>
using namespace std;

using i64 = long long;

int __OneWan_2024 = [](){
	ios::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	return 0;
}();

int main() {
    int n, l, r, u, d;
    cin >> n >> u >> l;
    r = l, d = u;

    vector<tuple<int, int, int, int>>ans;
    for (int i = 1; i < n; i++) {
        // cout << l << ' ' << r << ' ' << u << ' ' << d << '\n';
        int y1 = l - 1, x1 = u - 1;
        int y2 = r + 1, x2 = u - 1;
        int y3 = l - 1, x3 = d + 1;
        int y4 = r + 1, x4 = d + 1;

        if(x1 >= 1 && x1 <= n && y1 >= 1 && y1 <= n) {
            // cout << i << '\n';
            ans.push_back({x1, y1, i, i});
            l--, u--;
        }
        else if(x2 >= 1 && x2 <= n && y2 >= 1 && y2 <= n) {
            // cout << i << '\n';
            ans.push_back({x2, y2, i, -i});
            r++, u--;
        }
        else if(x3 >= 1 && x3 <= n && y3 >= 1 && y3 <= n) {
            // cout << i << '\n';
            ans.push_back({x3, y3, -i, i});
            l--, d++;
        }
        else if(x4 >= 1 && x4 <= n && y4 >= 1 && y4 <= n) {
            // cout << i << '\n';
            ans.push_back({x4, y4, -i, -i});
            r++, d++;
        }
    } 
    cout << "Yes" << '\n' << ans.size() << '\n';
    for (auto &[a, b, c, d] : ans)
        cout << a << ' ' << b << ' ' << c << ' ' << d << endl;
	return 0;
}