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#include <bits/stdc++.h>

#define pb push_back
#define st first
#define nd second

using namespace std;

typedef long long ll;
typedef pair<ll, ll> pll;

const int MAX_N = 3e5;
ll T[MAX_N];

void bfs(vector<vector<ll> > &v, int s, pll removedEdge = {-1, -1}) {
    for (int i = 0; i < v.size(); ++i) {
        T[i] = -1;
    }

    T[s] = 0;
    queue<ll> q;
    q.push(s);

    while(!q.empty()) {
        ll vec = q.front();
        q.pop();

        for (auto n: v[vec]) {
            if (make_pair(vec, n) == removedEdge || make_pair(n, vec) == removedEdge)
                continue;
            if (T[n] == -1) {
                T[n] = T[vec] + 1;
                q.push(n);
            }
        }
    }
}

vector<pair<char, pll> > result, totalResult;

void walk(vector<vector<ll> > &v, ll s, int parent = -1, int added = -1, pll removedEdge = {-1, -1}) {
    if (T[s] == 0) return;

    for (auto n: v[s]) {
        if (make_pair(s, n) == removedEdge || make_pair(n, s) == removedEdge)
                continue;
        if (T[n] < T[s]) {
            if (parent != -1) {
                result.pb({'+', { parent + 1, n + 1 }});
                if (added != -1) {
                    result.pb({'-', { parent + 1, added + 1 }});
                }
                added = n;
            } else parent = s;
            walk(v, n, parent, added, removedEdge);
            return;
        }
    }
}

void addEdge(vector<vector<ll> > &v, pll edge) {
    bfs(v, edge.nd);
    result.clear();
    walk(v, edge.st);

    for (pair<char, pll> p: result) {
        totalResult.pb({ p.st, p.nd });
    }

    v[edge.st].pb(edge.nd);
    v[edge.nd].pb(edge.st);
}

void removeEdge(vector<vector<ll> > &v, pll edge) {
    bfs(v, edge.nd, edge);
    result.clear();
    walk(v, edge.st, -1, -1, edge);
    reverse(result.begin(), result.end());

    for (pair<char, pll> p: result) {
        totalResult.pb({(p.st == '+' ? '-' : '+'), p.nd});
    }

    for (int i = 0; i < v[edge.st].size(); ++i) {
        if (v[edge.st][i] == edge.nd) {
            v[edge.st].erase(v[edge.st].begin() + i);
            break;
        }
    }

    for (int i = 0; i < v[edge.nd].size(); ++i) {
        if (v[edge.nd][i] == edge.st) {
            v[edge.nd].erase(v[edge.nd].begin() + i);
            break;
        }
    }
}


int main()
{
    ios_base::sync_with_stdio(0);
    ll n, m, m2;
    cin >> n >> m;
    vector<vector<ll> > v(n), v2(n);
    set<pll> edges;
    ll a, b;
    for (int i = 0; i < m; ++i) {
        cin >> a >> b;
        a--; b--;
        v[a].pb(b);
        v[b].pb(a);
        edges.insert({min(a, b), max(a, b)});
    }

    cin >> m2;
    vector<pll> missing;
    for (int i = 0; i < m2; ++i) {
        cin >> a >> b;
        a--; b--;
        v2[a].pb(b);
        v2[b].pb(a);
        pll edge = {min(a, b), max(a, b)};
        if (edges.find(edge) == edges.end()) {
            missing.pb(edge);
        } else {
            edges.erase(edge);
        }
    }

    for (auto e: missing) {
        addEdge(v, e);
    }

    for (auto e: edges) {
       removeEdge(v, e);
    }

    cout << totalResult.size() << endl;
    for (pair<char, pll> p: totalResult) {
        cout << p.st << ' ' << p.nd.st << ' ' << p.nd.nd << endl;
    }
}