/** 
	 * Creates a {@code Consultant} object with given fields, {@code ID} field
	 * of the object is generated automatically
	 * 
	 * @param name
	 *            {@code name} field of the object to create
	 * @param companyName
	 *            {@code companyName} field of the object to create
	 * @param age
	 *            {@code age} field of the object to create
	 * @return false if {@code Consultant} with given name already exists, true otherwise
	 */	
	public boolean addConsultant(String name, String companyName, Integer age) {
		/* bla bla bla */
	}