'''c++
include <bits/stdc++.h>
int main(){ string s[]={"Ox", "Tiger", "Rabbit", "Dragon", "Snake", "Horse", "Goat", "Monkey", "Rooster", "Dog"," Pig", "Rat"}; map<string, int> m; /*for(int i=0;i<12;i++){ m[s[i]]=i; }*/ m["Ox"] = 0; m["Tiger"] = 1; m["Rabbit"] = 2; m["Dragon"] = 3; m["Snake"] = 4; m["Horse"] = 5; m["Goat"] = 6; m["Monkey"] = 7; m["Rooster"] = 8; m["Dog"] = 9; m["Pig"] = 10; m["Rat"] = 11; int n;cin>>n; map<string,int>ma; map<string,string>yr; yr["Bessie"]="Ox"; ma["Bessie"]=0; for(int i=0;i<n;i++){ string cow1,cow2,when,how; cin>>cow1; for(int j=0;j<2;j++){ string h;cin>>h; }
cin>>how;
cin>>when;
for(int j=0;j<2;j++){
string g;cin>>g;
}
cin>>cow2;
int dif=0;
if(how=="previous"){
if((m[when]-m[yr[cow2]])==0){
dif=12;
}
else if(m[when]>m[yr[cow2]]){
dif=12-m[when]+m[yr[cow2]];
}
else{
dif=m[yr[cow2]]-m[when];
}
ma[cow1]=ma[cow2]-dif;
}
else{
if((m[when]-m[yr[cow2]])==0){
dif=12;
}
else if(m[when]>m[yr[cow2]]){
dif=m[when]-m[yr[cow2]];
}
else{
dif=12+m[when]-m[yr[cow2]];
}
ma[cow1]=ma[cow2]+dif;
}
yr[cow1]=when;
}
cout<<abs(ma["Elsie"])<<"\n";} '''