#include <cstdio>
#include <iostream>
#include <algorithm>

int main () {
	int test_cases;
	std::ios_base::sync_with_stdio(false);
	std::cin >> test_cases;
	while (test_cases--) {
		long long n;
		long long m;
		std::cin >> n >> m;
		if ((n % 2 == 0 || m % 2 == 0) && (std::min(n, m) > 1 || std::max(n, m) < 3))
			std::cout << "Yes" << std::endl;
		else
			std::cout << "No" << std::endl;
	}
	return 0;
}