#include <iostream>

int main(){
    int Y;
    int M;
    int D;
    
    while(true){
        std::cin >> Y;
        if(Y >= 1969 && Y <= 2038)break;
    }
    
    while(true){
        std::cin >> M;
        if(M >= 1 && M <= 12){
            if(Y == 1969 && M == 12)break;
            else if(Y == 2038 && M <= 4)break;
            else if(Y >= 1970 && Y <= 2037)break;
        }
    }
    
    while(true){
        std::cin >> D;
        switch(M){
            case 1:
            if(D >= 1 && D <= 31)break;
            break;
            
            case 2:
            if(D >= 1 && D <= 27)break;
            break;
            
            case 3:
            if(D >= 1 && D <= 31)break;
            break;
            
            case 4:
            if(D >= 1 && D <= 30)break;
            break;
            
            case 5:
            if(D >= 1 && D <= 31)break;
            break;
            
            case 6:
            if(D >= 1 && D <= 30)break;
            break;
            
            case 7:
            if(D >= 1 && D <= 31)break;
            break;
            
            case 8:
            if(D >= 1 && D <= 31)break;
            break;
            
            case 9:
            if(D >= 1 && D <= 30)break;
            break;
            
            case 10:
            if(D >= 1 && D <= 31)break;
            break;
            
            case 11:
            if(D >= 1 && D <= 30)break;
            break;
            
            case 12:
            if(D >= 1 && D <= 31)break;
            break;
        }
    }
    
    bool hantei;
    
    if(Y >= 1989 && Y <= 2019){
        if(Y == 1989 && M == 1 && M >= 8)hantei = true;
        if(Y == 2019 && M <= 4)hantei = true;
        if(Y >= 1990 && Y <= 2018)hantei = true;
        else hantei = false;
    }
    
    if(hantei == true)std::cout << "Yes" << std::endl;
    if(hantei == false)std::cout << "No" << std::endl;
    
    return 0;
}