template<class T1, class T2, class T3=EmptyClass, class T4=EmptyClass, class T5=EmptyClass>
class Tupel {
public:
	Tupel(const T1 & a, const T2 & b, const T3 & c, const T4 & d, const T5 & e) 
		: a(a), b(b), c(c), d(d), e(e) {}
	Tupel() {}
	T1 a; T2 b; T3 c; T4 d; T5 e;
};