id: 105 yr ( 3, (3, 0, 0, 0)) (( 2.3, 2.3 ), ( 10.3, 9.3 ))
 +13                            +12 
+    +    +    +    +    +    
|                          2012  
|                             
|                             
|                             
+    +    +    +    +    +    
|                     2010       
|                            
|                             
|                             
+    +    +    +    +    +    
|                             
|                             
|                             
|            2011                
+    +    +    +    +    +    
|                             
|                             
|                             
|                             
+    +    +    +    +    +    
|                             
|                             
|                             
|                             
+    +    +    +    +    +    
|                             
|                             
|                             
|                             
 0----+----+----+----+----+---