#include using namespace std; #define rep(i,n) for(ll i=0;i=0;i--) #define perl(i,r,l) for(ll i=r-1;i>=l;i--) #define fi first #define se second #define pb push_back #define ins insert #define pqueue(x) priority_queue,greater> #define all(x) (x).begin(),(x).end() #define CST(x) cout<> #define rev(x) reverse(x); using ll=long long; using vl=vector; using vvl=vector>; using pl=pair; using vpl=vector; using vvpl=vector; const ll MOD=1000000007; const ll MOD9=998244353; const int inf=1e9+10; const ll INF=4e17; const ll dy[9]={0,1,-1,0,1,1,-1,-1,0}; const ll dx[9]={1,0,0,-1,1,-1,1,-1,0}; template inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; } template inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; } struct UnionFind { vector par; vector edge; UnionFind(int n) : par(n, -1),edge(n, 0) {} int root(int x) { if (par[x] < 0) return x; else return par[x] = root(par[x]); } bool same(int x, int y) { return root(x) == root(y); } bool merge(int x, int y) { x = root(x); y = root(y); if (x == y) { edge[x]++; return false; } if (par[x] > par[y]) swap(x, y); par[x] += par[y]; par[y] = x; edge[x] += edge[y]+1; return true; } int size(int x) { return -par[root(x)]; } }; long long extGcd(long long a, long long b, long long &p, long long &q) { if (b == 0) { p = 1; q = 0; return a; } long long d = extGcd(b, a%b, q, p); q -= a/b * p; return d; } //-1が帰ってくる可能性に注意 pair ChineseRem(const vector &b, const vector &m) { long long r = 0, M = 1; for (int i = 0; i < (int)b.size(); ++i) { long long p, q; long long d = extGcd(M, m[i], p, q); // p is inv of M/d (mod. m[i]/d) if ((b[i] - r) % d != 0) return make_pair(0, -1); long long tmp = (b[i] - r) / d * p % (m[i]/d); r += M * tmp; M *= m[i]/d; } return make_pair((r+M+M)%M, M); } int main(){ ll n,k;cin >> n >>k; vl w(n);rep(i,n)w[i]=i; rep(i,k){ ll a,b;cin >> a >> b;a--;b--; swap(w[a],w[b]); } UnionFind uf(n); rep(i,n)uf.merge(i,w[i]); ll q;cin >> q; while(q--){ vl v(n);rep(i,n)cin >> v[i],v[i]--; bool ok=true; rep(i,n){ if(!uf.same(i,v[i]))ok=false; } if(!ok){ cout << -1 << endl; continue; } vl ans1,ans2; set seen; rep(i,n){ if(seen.count(uf.root(i)))continue; seen.insert(uf.root(i)); map now; map perm; map to; rep(j,n){ if(uf.root(i)!=uf.root(j))continue; perm[j]=w[j]; to[j]=v[j]; now[j]=j; } ll cnt=-1; rep(_,to.size()){ if(now==to)cnt=_; map nmp; for(auto p:now){ nmp[p.first]=perm[p.second]; } swap(now,nmp); } ans1.push_back(cnt); ans2.push_back(to.size()); } ok=true; for(auto p:ans1){ if(p==-1)ok=false; } if(!ok){ cout << -1 << endl; continue; } auto answer=ChineseRem(ans1,ans2); if(answer.second==-1)cout << -1 << endl; else{ if(answer.first==0)answer.first+=answer.second; cout << answer.first << endl; } } }