public boolean equals(Person other) {

		try {
			if (((other.nachname.equals(this.nachname) && other.alter == this.alter))
					&& ((other.vorname.equals(this.vorname) && other.alter == this.alter))) {
				return true;
			}

			return false;
		} catch (Exception e) {
			// TODO Auto-generated catch block
			// e.printStackTrace();
			return false;
		}

	}