#include <bits/stdc++.h>

using namespace std;
#define int long long
#define app push_back
#define all(x) (x).begin(),(x).end()
#ifdef LOCAL
#define debug(...) [](auto...a){ ((cout << a << ' '), ...) << endl;}(#__VA_ARGS__, ":", __VA_ARGS__)
#else
#define debug(...)
#endif
#ifdef LOCAL
#define __int128 long long
#endif // LOCAL
const int inf=1e18;
const int maxn=1e5+5;
int c[maxn];int w[10];
int res[maxn];
int par[maxn];
int get(int x)
{
    if(par[x]==(-1)) return x;
    int ans=get(par[x]);par[x]=ans;return ans;
}
void merg(int x,int y)
{
    x=get(x);y=get(y);if(x!=y) par[x]=y;
}
int32_t main()
{
    ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
    int n,m;cin>>n>>m;
    vector<pair<int,int> > b;
    for(int i=0;i<m;++i) {int x,y;cin>>x>>y;--x;--y;b.app({x,y});}
    for(int i=0;i<n;++i) {cin>>c[i];--c[i];} for(int i=0;i<10;++i) cin>>w[i];
    int q;cin>>q;vector<pair<int,int> > v;
    for(int cyc=0;cyc<q;++cyc) {int x,y;cin>>x>>y;--x;--y;v.app({x,y});}
    fill(res,res+q,inf);
    for(int mask=0;mask<(1<<10);++mask)
    {
        fill(par,par+maxn,-1);int c1=0;
        for(int i=0;i<10;++i) {if(mask & (1<<i)) {c1+=w[i];}}
        for(auto [x,y]:b) {if(mask & (1<<c[x])) if(mask & (1<<c[y])) merg(x,y);}
        for(int j=0;j<v.size();++j) {auto [x,y]=v[j];if(get(x)==get(y)) res[j]=min(res[j],c1);}
    }
    for(int i=0;i<q;++i) {cout<<(res[i]==inf ? -1 : res[i])<<'\n';}
    return 0;
}