Code example for PriorityQueue

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			new Individual(6, 3, 11, "", 5), 
			new Individual(7, 3, 8, "", 4), 
			new Individual(8, 4, 3, "", 5) 
		}; 
		 
		population = new PriorityQueue<Individual>(Arrays.asList(array));
		_log.debug("Initial population: " + population);
	} 
	 
	@Test 
	public void testReduction() { 
		new Reduction().reduce(population);
		_log.debug("After reduction: " + population);
	} 
	 
}