// Slower C++ solution:
#include <iostream>

#include <cstdio>

#include <cstdlib>

#include <cstring>

#include <cmath>

#include <algorithm>

#include <vector>

#include <queue>

#include <stack>

using namespace std;

 

//思路：并?集 + ? + ?列 （??取出方式） 



int parent[100016];

int height[100016];



//并?集 

void init(int n)

{

	for(int i = 1; i <= n; i++){

		parent[i] = i;

		height[i] = 0;

	}

}

 

int find(int x)

{

	if(parent[x] == x)  return x;

	else  return parent[x] = find(parent[x]);

}

 

//用来描述原始? 

vector<int> children[100016];

int parent_tree[100016];

bool marked[100016];

int ancestor[100016];

// ?条指令被拆分? 操作 + 目?

stack<char> operation;

stack<int>  target;

 

void bfs(int index, int the_ancestor)

{

	queue<int> q_index;

	queue<int> q_ancestor;

	q_index.push(index);

	q_ancestor.push(the_ancestor);

	while (!q_index.empty())

	{

		the_ancestor = q_ancestor.front(); 

		q_ancestor.pop();

		index = q_index.front(); 

		q_index.pop();

		if(marked[index] == true)  the_ancestor = index;  //如果?点自身被??，?它的染色祖先是自己，它的自己不??的儿子的最近染色祖先是它

		ancestor[index] = the_ancestor;  //??index的最近染色祖先 

		for(vector<int>::iterator it = children[index].begin(); it != children[index].end(); it++){  //将index的儿子加入?列 

			q_index.push(*it);

			q_ancestor.push(the_ancestor);

		}

	}

}

 

int main()

{

 

	int N, Q;

	while(scanf("%d %d", &N, &Q) && (N || Q)){

		for(int i = 1; i <= N; i++){

			children[i].clear();

			marked[i] = false;

		}

		marked[1] = true;

		parent_tree[1] = 1;

		int p;

		for(int i = 2; i <= N; i++){

			scanf("%d", &p);

			parent_tree[i] = p;

			children[p].push_back(i);

		}

		getchar(); 

		for(int i = 0; i < Q; i++){

			char ch;

			int t;

			scanf("%c %d", &ch, &t);

			getchar();

			if(ch == 'M'){

				if(marked[t])  continue;  //不?存重?的 "M v"，防止之后重?反染色 

				else  marked[t] = true;

			}

			operation.push(ch);

			target.push(t);

		}

		bfs(1, 1);

		init(N);

		for(int i = 1; i <= N; i++){

			parent[i] = ancestor[i];

		}

		unsigned long long result = 0;

		while(!operation.empty()){  //从后往前取出操作

			char ch = operation.top(); 

			operation.pop();

			int t = target.top(); 

			target.pop();

			if(ch == 'Q')  result += find(t);  //?目index从1?始

			else{  //??点t反染色（取消染色），t的祖先??其父?点的祖先

				parent[t] = find(parent_tree[t]);

			}

		}

		printf("%lld\n", result);

	}

	return 0;

}

// Faster C++ solution for the same problem (measured speedup: 3.570171184686966x):
#include<cstdio>

#include<iostream>

#include<algorithm>

#include<cmath>



using namespace std;

const int maxn = 5e5+5;

int n,m;

int far[maxn];

int Rank[maxn];

int find(int x){

	if(far[x] == x)return x;

	else return find(far[x]);

}

void unite(int x,int y){

	x = find(x);

	y = find(y);

	if(x == y) return;

	

	if(Rank[x] < Rank[y]) far[x] = y;

	else

	{

		far[y] = x;

		if(Rank[x] == Rank[y]) Rank[x]++;

	}

}

bool check(int x,int y){

	return find(x) == find(y);

}

void init(int n){

	for(int i = 0;i <= n;i++)

	{

		far[i] = i;

		//Rank[i] = 0;

	}

}



int main()

{

	while(~scanf("%d %d",&n,&m) &&(m||n))

	{

		init(n);

		int a;

		long long ans = 0;

		for(int i = 2;i <= n;i++)

		{

			scanf("%d",&far[i]);

		}

		char c[3];

		for(int i = 0;i <m;i++)

		{

			scanf("%s %d",c,&a);

			if(c[0] == 'M') far[a] = a;

			else  

			{

				ans += find(a);

			}

		}

		printf("%lld\n",ans);

	}

	

	return 0;

}