#include <bits/stdc++.h>
   
struct Edge {
    int to;
    // int64_t dist{1};
   
    // int64_t cost;
    // int from;
    // int rev_i;
};
using EdgeVec = std::vector<Edge>;
using EdgeLists = std::vector<EdgeVec>;
   
//////////////////////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////// ここからコピペ ////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////
   
// コンストラクタの引数は無向の木の隣接リスト
class TreeEulerTour {
private:
    using vi = std::vector<int>;
    using vvi = std::vector<vi>;
   
    const EdgeLists& edges_;
    const int root_;
    vi tourList_;
    vvi inverseList_;
   
    void makeEulerTour(const int index)
    {
        addList(index);
        int parent_i{-1};
        for (int edge_i{}; edge_i < (int)edges_[index].size(); edge_i++)
        {
            const Edge& edge{edges_[index][edge_i]};
            makeEulerTour(edge.to);
            addList(index);
        }
    }
   
    void addList(const int index)
    {
        inverseList_[index].push_back(tourList_.size());
        tourList_.push_back(index);
    }
   
public:
    // オイラーツアーのindexのリスト
    const vi& tourList;
    // eulerTourListの逆像
    const vvi& inverseList;
   
    TreeEulerTour(const EdgeLists& adjacentList, const int root)
        : edges_(adjacentList), root_(root), tourList(tourList_), inverseList(inverseList_)
    {
        inverseList_.resize(adjacentList.size());
        makeEulerTour(root_);
    }
};
   
//////////////////////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////// ここまでコピペ ////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////
   
///////////////////////////
// Range Sum Query (BIT) //
///////////////////////////
   
class RSumQBIT {
private:
    std::vector<int64_t> container_;
   
    int64_t getHelper(const int index) const
    {
        if (index < 0) return 0;
        if ((int)(container_.size()) <= index) return container_.back();
        int64_t sum{};
        for (int add_place{index}; add_place > 0; add_place -= add_place & -add_place)
            sum += container_[add_place];
        return sum;
    }
   
public:
    RSumQBIT(const int array_size)
        : container_(array_size + 1) {}
    // indexは0-indexed
    void update(const int index, const int64_t added)
    {
        for (int update_place{index + 1}; update_place < (int)(container_.size()); update_place += update_place & -update_place)
            container_[update_place] += added;
    }
    // left,rightは0-indexed、[left, right)の半開区間
    int64_t get(const int left, const int right) const
    {
        return -getHelper(left) + getHelper(right);
    }
};
   
// http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=GRL_5_D&lang=jp
int main()
{
    int n;
    scanf("%d", &n);
    EdgeLists edges(n);
    for (int i{}; i < n; i++)
    {
        int k;
        scanf("%d", &k);
        for (int j{}; j < k; j++)
        {
            int c;
            scanf("%d", &c);
            edges[i].push_back({c});
        }
    }
    for (auto& e: edges) e.shrink_to_fit();
       
    TreeEulerTour euler(edges, 0);
    RSumQBIT rsq(euler.tourList.size());
    int q;
    scanf("%d", &q);
    for (int q_i{}; q_i < q; q_i++)
    {
        int com;
        scanf("%d", &com);
        if (com == 0)
        {
            int v, w;
            scanf("%d%d", &v, &w);
            rsq.update(euler.inverseList[v].front() - 1, w);
            rsq.update(euler.inverseList[v].back(), -w);
        }
        else
        {
            int u;
            scanf("%d", &u);
            printf("%lld\n", rsq.get(0, euler.inverseList[u].front()));
        }
    }
   
    return 0;
}


Measured memory_bytes: 19640