#include<bits/stdc++.h>
using namespace std;
char score[30];
long long s[10][2501];
long long i,j;
int main(){
	int m=1;
	while(scanf("%s",score))
    {
    	int n=0,str=strlen(score);
    	while(n<=str&&score[n]!='E')
    	{
    		
    		if(score[n]=='W')
    		{
    			s[1][i]++;
    			s[2][j]++;
			}
    		else
    		{
    			s[3][i]++;
    			s[4][j]++;
			}
    		if(m%11==0) i++;
    		if(m%21==0) j++;
    		m++,n++;
		}
		
	}
	int x=0;
	while(x<=i)
	{
		cout<<s[1][x]<<":"<<s[3][x]<<endl;
		x++;
	}
	cout<<endl;
	x=0;
	while(x<=j)
	{
		cout<<s[2][x]<<":"<<s[4][x]<<endl;
		x++;
	}
	return 0;
}