#include<bits/stdc++.h>
#define int long long
using namespace std;
const int N=250001;
struct edge{
int v,c,next;
} e[N<<1];
int h[N],tot=0;
void addedge(int u,int v,int c){
e[++tot]={v,c,h[u]};
h[u]=tot;
return;
}
int a[N],size[N],son[N],dep[N],fa[N];
int dfs1(int u,int f){
size[u]=1,son[u]=-1;
for(int i=h[u];i;i=e[i].next){
if(e[i].v!=fa[u]){
dep[e[i].v]=dep[u]+1;
fa[e[i].v]=u;
size[u]+=dfs1(e[i].v,u);
a[e[i].v]=e[i].c;
if(son[u]==-1 or size[son[u]]<size[e[i].v]) son[u]=e[i].v;
}
}
return size[u];
}
int cnt=0,dfn[N],top[N];
void dfs2(int u,int t){
top[u]=t,dfn[u]=++cnt;
if(son[u]==-1) return;
dfs2(son[u],t);
for(int i=h[u];i;i=e[i].next){
if(e[i].v!=son[u] and e[i].v!=fa[u]){
dfs2(e[i].v,e[i].v);
}
}
return;
}
struct node{
int l,r,sum;
bool tag;
} t[N<<3];
int buildtree(int x,int l,int r){
t[x].l=l,t[x].r=r;
if(l==r) return t[x].sum=a[l];
int mid=(l+r)>>1;
return t[x].sum=buildtree(x<<1,l,mid)+buildtree(x<<1|1,mid+1,r);
}
void update(int x){
t[x].sum=(t[x<<1].tag?0:t[x<<1].sum+t[x<<1|1].tag?0:t[x<<1|1].sum);
return;
}
void pushdown(int x){
if(t[x].tag){
t[x<<1].tag=t[x<<1|1].tag=1;
t[x].sum=t[x].tag=0;
}
return;
}
void change(int x,int l,int r){
if(t[x].l>r or t[x].r<l) return;
if(t[x].l>=l and t[x].r<=r){
t[x].tag=1;
return;
}
pushdown(x);
change(x<<1,l,r),change(x<<1|1,l,r);
update(x);
return;
}
int query(int x,int l,int r){
if(t[x].l>r or t[x].r<l) return 0;
if(t[x].l>=l and t[x].r<=r) return t[x].tag?0:t[x].sum;
pushdown(x);
int res=query(x<<1,l,r)+query(x<<1|1,l,r);
update(x);
return res;
}
int lca(int x,int y){
while(top[x]!=top[y]){
if(dep[top[x]]>dep[top[y]]) x=fa[top[x]];
else y=fa[top[y]];
}
if(dep[x]<dep[y]) return x;
else return y;
}
void changet(int x,int y){
while(top[x]!=top[y]){
if(dep[top[x]]>dep[top[y]]) change(1,dfn[top[x]],dfn[x]),x=fa[top[x]];
else change(1,dfn[top[y]],dfn[y]),y=fa[top[y]];
}
if(dep[x]>dep[y]) change(1,dfn[y]+1,dfn[x]);
else change(1,dfn[x]+1,dfn[y]);
return;
}
int queryt(int x,int y){
int ans=0;
while(top[x]!=top[y]){
if(dep[top[x]]>dep[top[y]]) ans+=query(1,dfn[top[x]],dfn[x]),x=fa[top[x]];
else ans+=query(1,dfn[top[y]],dfn[y]),y=fa[top[y]];
}
if(dep[x]>dep[y]) ans+=query(1,dfn[y]+1,dfn[x]);
else ans+=query(1,dfn[x]+1,dfn[y]);
return ans;
}
int n,m;
void print(){
for(int i=1;i<=2*n;i++){
cout<<i<<" "<<t[i].l<<" "<<t[i].r<<" "<<t[i].tag<<" "<<t[i].sum<<"\n";
}
cout<<endl;
return;
}
signed main(){
cin>>n;
for(int i=1;i<n;i++){
int u,v,c;
cin>>u>>v;
addedge(u,v,1),addedge(v,u,1);
}
dep[1]=1;
dfs1(1,0);
dfs2(1,1);
buildtree(1,1,n);
cin>>m;
for(int i=1;i<=n+m-1;i++){
char op;
do{
op=getchar();
}while(op!='A' and op!='W');
if(op=='A'){
int l,r;
cin>>l>>r;
changet(l,r);
}
if(op=='W'){
int x;
cin>>x;
cout<<queryt(1,x)<<endl;
}
}
return 0;
}