#include <bits/stdc++.h>   using namespace std;   const long long inf = 27;   long long n, a[inf], b[inf], c[inf], ans = -1e9;   vector<long long> res;   map<pair<long long, long long>, pair<long long, vector<long long> > > mp;   vector<long long> mask;   void btadd(long long pos, long long sum1, long long sum2, long long sum3) {     if (pos == n / 2) {       long long id1 = sum2 - sum1, id2 = sum3 - sum1;       pair<long long, long long> id = make_pair(id1, id2);       if (mp.find(id) == mp.end())         mp[id] = make_pair(sum1, mask);       else         mp[id] = max(mp[id], make_pair(sum1, mask));       return;     }     mask.push_back(1);     btadd(pos + 1, sum1, sum2 + b[pos], sum3 + c[pos]);     mask.pop_back();     mask.push_back(2);     btadd(pos + 1, sum1 + a[pos], sum2, sum3 + c[pos]);     mask.pop_back();     mask.push_back(3);     btadd(pos + 1, sum1 + a[pos], sum2 + b[pos], sum3);     mask.pop_back();   }   vector<long long> merge(vector<long long> x, vector<long long> y) {     for (auto o : y) x.push_back(o);     return x;   }   void bt(long long pos, long long sum1, long long sum2, long long sum3) {     if (pos == n + 1) {       long long id1 = sum1 - sum2, id2 = sum1 - sum3;       pair<long long, long long> id = make_pair(id1, id2);       if (mp.find(id) == mp.end()) return;       if (mp[id].first + sum1 > ans)         ans = mp[id].first + sum1, res = merge(mp[id].second, mask);       return;     }     mask.push_back(1);     bt(pos + 1, sum1, sum2 + b[pos], sum3 + c[pos]);     mask.pop_back();     mask.push_back(2);     bt(pos + 1, sum1 + a[pos], sum2, sum3 + c[pos]);     mask.pop_back();     mask.push_back(3);     bt(pos + 1, sum1 + a[pos], sum2 + b[pos], sum3);     mask.pop_back();   }   int main() {     cin >> n;     for (long long i = 1; i <= n; i++) cin >> a[i] >> b[i] >> c[i];     if (n == 1) {       if ((a[1] == 0 && b[1] == 0)) cout <<  LM  << endl, exit(0);       if (a[1] == 0 && c[1] == 0) cout <<  LW  << endl, exit(0);       if (b[1] == 0 && c[1] == 0) cout <<  MW  << endl, exit(0);       cout <<  Impossible  << endl;       exit(0);     }     btadd(1, 0, 0, 0);     bt(n / 2, 0, 0, 0);     if (res.empty()) cout <<  Impossible  << endl, exit(0);     for (int i = 1; i <= n; i++)       if (res[i - 1] == 1)         cout <<  MW  << endl;       else if (res[i - 1] == 2)         cout <<  LW  << endl;       else         cout <<  LM  << endl;   }   