#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define fi first
#define se second
typedef vector<vector<ll>> Mat;
//#define int long long
const int N=2000+10,mod=1e9+7,inf=1e9+1,P=998244353;
const double pi=acos(-1.0),esp=1e-9;
const ll INF=1e18;
void solve()
{
	string s;
	getline(cin,s);
	set<string>t;
	string a="";
	int n=s.size();
	for(int i=0;i<n;i++){
		if(s[i]>='A'&&s[i]<='Z'){
			s[i]+='a'-'A';
		}
		if(s[i]<'a'||s[i]>'z'){
			if(a.size()){
				t.insert(a);
				a="";
			}
		}else{
			a.pb(s[i]);
		}
	}
	int ans=t.size();
	cin>>n;
	while(n--){
		string s;
		cin>>s;
		auto it=t.find(s);
		if(it!=t.end()){
			ans--;
			t.erase(it);
		}
	}
	cout<<ans<<'\n';
}
signed main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);cout.tie(0);
    int t=1;
    //cin>>t;
    while(t--)
        solve();
    return 0;
}