#include <bits/stdc++.h>

using namespace std;

#define FOR(i, j, k) for(int i = j; i < k; ++i)
#define rep(i, j) FOR(i, 0, j)
#define drep(i, j) for(int i = j; i >= 0; --i)
#define INF (1 << 30)
#define MOD 1e9 + 7

int main() {
	string s;
	cin >> s;
	int a = 0, b = 0;
	rep(i, s.size()) {
		if(s[i] == 'O') {
			++a;
			b = 0;
		}
		else {
			++b;
			a = 0;
		}
		if(a == 3) {
			cout << "East" << endl;
			break;
		}
		else if(b == 3) {
			cout << "West" << endl;
			break;
		}
	}
	return 0;
}