#include <bits/stdc++.h>
#define int long long
using namespace std;
using i64 = long long;
const int maxn=5e5+9;
int n,m,k,q,dist[maxn];
pair<int,int> E[maxn];
vector<pair<int,int>> adj[maxn],bdj[maxn];
set<pair<int,int>> st;
int dsu[maxn],par[20][maxn],mn[20][maxn],tin[maxn],tout[maxn];
int find_set(int u) {return dsu[u]<0?u:dsu[u]=find_set(dsu[u]);}
bool union_set(int u,int v)
{
u=find_set(u); v=find_set(v);
if(u==v) return false;
if(dsu[u]>dsu[v]) swap(u,v);
dsu[u]+=dsu[v]; dsu[v]=u;
return true;
}
int32_t main()
{
if(fopen("D:/CPP/THEMIS/test.inp","r"))
{
freopen("D:/CPP/THEMIS/test.inp","r",stdin);
freopen("D:/CPP/THEMIS/test.out","w",stdout);
}
ios_base::sync_with_stdio(0);
cin.tie(0);cout.tie(0);
cin>>n>>m;
for(int u,v,w,i=1;i<=m;++i)
{
cin>>u>>v>>w; E[i]={u,v};
adj[u].push_back({v,w});
adj[v].push_back({u,w});
}
memset(dist,0x3F,sizeof(dist));
cin>>k;
for(int u,i=1;i<=k;++i)
{
cin>>u;
dist[u]=0;
st.insert({0,u});
}
while(!st.empty())
{
int u=st.begin()->second;
st.erase(st.begin());
for(auto& [v,w]:adj[u])
{
if(dist[v]>dist[u]+w)
{
st.erase({dist[v],v});
dist[v]=dist[u]+w;
st.insert({dist[v],v});
}
}
}
sort(E+1,E+m+1,[&](pair<int,int> x,pair<int,int> y){
return min(dist[x.first],dist[x.second])>min(dist[y.first],dist[y.second]);
});
fill(dsu,dsu+n+1,-1);
for(int i=1;i<=m;++i)
{
auto [u,v]=E[i];
if(union_set(u,v))
{
bdj[u].push_back({v,min(dist[u],dist[v])});
bdj[v].push_back({u,min(dist[u],dist[v])});
}
}
int timer=0;
auto DFS=[&](auto&& self,int u,int pu)->void
{
par[0][u]=pu; tin[u]=++timer;
for(auto& [v,w]:bdj[u])
if(v!=pu) self(self,v,u),mn[0][v]=w;
tout[u]=timer;
};
DFS(DFS,1,0); par[0][1]=1; mn[0][1]=2e9;
for(int i=1;i<20;++i)
{
for(int j=1;j<=n;++j)
{
par[i][j]=par[i-1][par[i-1][j]];
mn[i][j]=min(mn[i-1][j],mn[i-1][par[i-1][j]]);
}
}
auto isA=[&](int u,int v)->bool {
return tin[u]<=tin[v] and tout[v]<=tout[u];
};
auto get=[&](int u,int v)->int
{
int res=2e9;
if(isA(v,u)) swap(u,v);
for(int i=19;i>=0;--i)
{
if(!isA(par[i][u],v))
{
res=min(res,mn[i][u]);
u=par[i][u];
}
}
if(!isA(u,v)) u=par[0][u];
for(int i=19;i>=0;--i)
{
if(isA(u,par[i][v]) and par[i][v]!=u)
{
res=min(res,mn[i][v]);
v=par[i][v];
}
}
return min(res,mn[0][v]);
};
cin>>q;
for(int u,v;q>0;--q)
{
cin>>u>>v;
cout<<get(u,v)<<"\n";
}
}
