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#include <bits/stdc++.h>
using namespace std;
bool dec(const string &a,const string &b)
{
	if(a.length()!=b.length())
	return a.length()>b.length();
	return a>b;
}
int main() {
	int n,count=0;
	unordered_map<string,vector<string> >hash;
	cin>>n;
	while(n--)
	{
		string str;
		cin>>str;
		int a;
		cin>>a;
		if(hash.find(str)==hash.end())
		count++;
		while(a--)
		{
			string ns;
			cin>>ns;
			hash[str].push_back(ns);
		}
	}
	cout<<count<<endl;
	unordered_map<string,vector<string> >::iterator it;
	for(it=hash.begin();it!=hash.end();it++)
	{
		cout<<it->first;
		vector<string>v;
		for(int i=0;i<(it->second).size();i++)
		{
			string temp=(it->second)[i];
			v.push_back(temp);
		}
		sort(v.begin(),v.end(),dec);
		bool vis[v.size()];
		memset(vis,false,sizeof(vis));
		for(int i=0;i<v.size();i++)
		{
			if(!vis[i])
			{
				for(int j=i+1;j<v.size();j++)
				{
					if(v[j]==v[i].substr(v[i].length()-v[j].length(),v[j].length()))
					vis[j]=true;
				}
				cout<<" "<<v[i];
			}
		}
		cout<<endl;
	}
 
 
	return 0;
}

prog.cpp: In function ‘int main()’:
prog.cpp:39:29: error: no matching function for call to ‘sort(std::vector<std::__cxx11::basic_string<char> >::iterator, std::vector<std::__cxx11::basic_string<char> >::iterator, <unresolved overloaded function type>)’
   sort(v.begin(),v.end(),dec);
                             ^
In file included from /usr/include/c++/6/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:65,
                 from prog.cpp:1:
/usr/include/c++/6/bits/stl_algo.h:4697:5: note: candidate: template<class _RAIter> void std::sort(_RAIter, _RAIter)
     sort(_RandomAccessIterator __first, _RandomAccessIterator __last)
     ^~~~
/usr/include/c++/6/bits/stl_algo.h:4697:5: note:   template argument deduction/substitution failed:
prog.cpp:39:29: note:   candidate expects 2 arguments, 3 provided
   sort(v.begin(),v.end(),dec);
                             ^
In file included from /usr/include/c++/6/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:65,
                 from prog.cpp:1:
/usr/include/c++/6/bits/stl_algo.h:4727:5: note: candidate: template<class _RAIter, class _Compare> void std::sort(_RAIter, _RAIter, _Compare)
     sort(_RandomAccessIterator __first, _RandomAccessIterator __last,
     ^~~~
/usr/include/c++/6/bits/stl_algo.h:4727:5: note:   template argument deduction/substitution failed:
prog.cpp:39:29: note:   couldn't deduce template parameter ‘_Compare’
   sort(v.begin(),v.end(),dec);
                             ^

Standard output is empty