#pragma GCC optimize("Ofast")
#include <bits/stdc++.h>
using namespace std;
#include <atcoder/all>
using namespace atcoder;

#define REP(i,n) for(int i=0;i<(n);i++)
#define RREP(i,n) for(int i=(n-1);i>=0;i--)
#define ALL(v) v.begin(),v.end()

int main(){
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  int n,m,l;cin>>n>>m>>l;
  mf_graph<int> fl(n+m+2);
  int S=n+m,T=n+m+1;
  REP(_,l){
    int s,t;cin>>s>>t;s--;t--;
    fl.add_edge(s,n+t,1);
  }
  REP(i,n)fl.add_edge(S,i,1);
  REP(j,m)fl.add_edge(n+j,T,1);
  fl.flow(S,T);
  scc_graph g(n+m);
  auto edges=fl.edges();
  REP(i,l){
    auto [from,to,cap,flow]=edges[i];
    if(flow)g.add_edge(from,to);
    else g.add_edge(to,from);
  }
  auto A=g.scc();
  dsu uf(n+m),uf2(n+m+2);
  REP(i,n){
    auto [from,to,cap,flow]=edges[l+i];
    if(flow)uf2.merge(n+m,to);
    else uf2.merge(n+m+1,to);
  }
  REP(j,m){
    auto [from,to,cap,flow]=edges[l+n+j];
    if(flow)uf2.merge(n+m,from);
    else uf2.merge(n+m+1,from);
  }
  for(auto v:A)for(int p:v)uf.merge(v[0],p);
  REP(i,l){
    auto [from,to,cap,flow]=edges[i];
    if(flow||uf.same(from,to)||uf2.same(from,n+m)||uf2.same(to,n+m))cout<<"Yes\n";
    else cout<<"No\n";
  }
}