#include<bits/stdc++.h>
using namespace std;
char n[62530];
int main(){
	//freopen("P1042.in","r",stdin);
	//freopen("P1042.out","w",stdout);
	int f=0;
	while(f<=62525){
		f++;
		cin>>n[f];
		if(n[f]=='E')break;
	}
	if(f==1){
		cout<<"0:0"<<endl<<endl<<"0:0";
	}
	int w=0,l=0;int x=0,y=0;
	int i=1;
	int wx=0,wy=0;
	while(i<f){
		if(n[i]=='W'){
			w++;
			if(w==11){
				w=0;
				cout<<"11:"<<l<<endl;
				l=0;
			}
		}
		if(n[i]=='L'){
			l++;
			if(l==11){
				l=0;
				cout<<w<<":11"<<endl;
				w=0;
			}	
		}
		i++;
}
	if(w!=0||l!=0)cout<<w<<":"<<l<<endl;
	cout<<endl;
	i=1;
	w=l=0;
	while(i<f){
		if(n[i]=='W'){
			w++;
			if(w==21){
				w=0;
				cout<<"21:"<<l<<endl;
				l=0;
			}
		}
		if(n[i]=='L'){
			l++;
			if(l==21){
				l=0;
				cout<<w<<":21"<<endl;
				w=0;
			}	
		}
		i++;
}
	if(w!=0||l!=0)cout<<w<<":"<<l;
	return 0;
}