0 0  0 1
		0 0 1 30
0 1 1 15.2
		0 		1 	2 	75
0	1	5	2.45
0 2 		 	 	5 1			  
0 3 0 0.114
0 3 4 90
		 	 
	   	 	 
			 	
1 0   2  1	
2 0 2 	 55
2  	0 3	87  		 
           3 	0 2 13
  	   3 0    3 	999 	 
4 0	 1 0.7
4  	0 4 0.3
5 0 1 0.1
5   0 5 	6