#include <cstdio>

#include <cstdlib>

#include <vector>

#include <string>

#include <cstring>

#include <iostream>

#define OO 0x0fffffff

#define MIN(a,b) (a<b?a:b)

using namespace std;

struct NODE{

    NODE *left,*right;

    int aid;

    bool accept;

    NODE(){

        aid = -;

        left = right = NULL;

    }

};

NODE root;

int digits[];

void add_acl(int id,char *acl,bool accept){

    NODE *ptr = &root;

    for(int i=;acl[i];i++){

        if(acl[i]=='') {

            if(ptr->right==NULL) ptr->right = new NODE();

            ptr = ptr->right;

        }

        else{

            if(ptr->left==NULL) ptr->left = new NODE();

            ptr = ptr->left;

        }

    }

    if(ptr->aid<){

        ptr->aid = id;

        ptr->accept = accept;

    }

}

void parse_ip(char *input,char *output,int len){

    sscanf(input,"%d.%d.%d.%d",digits+,digits+,digits+,digits+);

    int i,j;

    for(i=;i<;i++){

        int td = digits[i];

        for(j=(i+)*-;j>=i*;j--){

            output[j] = ''+(td&);

            td>>=;

        }

    }

    output[len]='\0';

}

int main(){

    int m,n,len;

    char type[],str[],ip[];

    scanf("%d%d",&n,&m);

    for(int i=;i<n;i++){

        cin>>type>>str;

        len = ;

        std::size_t idx = string(str).find('/');

        if(idx!=std::string::npos){

            str[idx]='\0';

            len = atoi(str+idx+);

        }

        parse_ip(str,ip,len);

        add_acl(i,ip,type[]=='a');

    }

    for(int i=;i<m;i++){

        cin>>str;

        parse_ip(str,ip,);

        NODE *ptr = &root;

        int ans = OO;

        bool accept = true;

        int iptr = ;

        while(ptr){

            if(ptr->aid>=) {

                if(ptr->aid<ans){

                    ans = ptr->aid;

                    accept = ptr->accept;

                }

            }

            if(ip[iptr]=='') ptr=ptr->right;

            else ptr=ptr->left;

            iptr++;

        }

        puts(accept?"YES":"NO");

    }

    return ;

}