#include<bits/stdc++.h>
using namespace std;
class rectangle{
	private:
		int length,width;
	public:
		void set(int x,int y){
			length=x;
			width=y;
		}
		int getlength(){
			return length;
		}
		int getwidth(){
			return width;
		}
		int area(){
			return length*width;
		}
		// write your code here......
		std::string cancover(rectangle b){
			int l_1 = std::max(this->getlength(), this->getwidth());
			int w_1 = std::min(this->getlength(), this->getwidth());
			int l_2 = std::max(b.getlength(), b.getwidth());
			int w_2 = std::min(b.getlength(), b.getwidth());
			if (l_1>=l_2 && w_1>= w_2){
				return "yes";
			}else{
				return "no";
			}

		}
};
int main(){
	int l1,w1,l2,w2;
	cin>>l1>>w1>>l2>>w2;
	rectangle a,b;
	a.set(l1,w1);
	b.set(l2,w2);
	cout<<a.cancover(b);
	return 0;
}