Ticket #447: lookupTest.lgf

@nodes
label   
0       
1       
2       
3       
4       
5       
6       
@arcs
                label   
5       6       0       
5       4       1       
4       6       2       
3       4       3       
3       4       4       
3       2       5       
3       5       6       
3       5       7       
3       5       8       
3       5       9       
2       4       10      
2       4       11      
2       4       12      
2       4       13      
1       2       14      
1       2       15      
1       0       16      
1       3       17      
1       3       18      
1       3       19      
1       3       20      
0       2       21      
0       2       22      
0       2       23      
0       2       24