16 lines
		
	
	
		
			211 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			16 lines
		
	
	
		
			211 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| root(a).
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| 
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| neighbor(a,b).
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| neighbor(b,a).
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| neighbor(a,c).
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| neighbor(c,a).
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| neighbor(d,b).
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| neighbor(b,d).
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| neighbor(d,c).
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| neighbor(c,d).
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| 
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| temperature(a, 10).
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| temperature(b, 12).
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| temperature(c, 15).
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| temperature(d, 20).
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