1:  2
2:  6 5 3
3:  7 4
4:  8 3
5:  6 1
6:  7
7:  8 6
8:  8
8 is in component 1 
6 is in component 2 
7 is in component 2 with 6 
3 is in component 3 
4 is in component 3 with 3 
1 is in component 4 
5 is in component 4 with 1 
2 is in component 4 with 1 
