Production Routing Problem - Instances From Archettie et al. (2011)
Best Found Solution - CIRRELT, GERAD & HEC Montreal, QC Canada
set	ins_id	class	trans_cost	n	l	m	Q	C	u	f	tot_time	sln_val	
15	21	2	2	14	6	1	161	UL	30	3000	11.72	31783	
p_t	x_ijt	q_it	and_so_on
0.01	-1
516.01	0	0	8	44	9	14	12	34	6	8	10	22	11	30	4	9	0	0	-1
0.01	0	0	1	64	10	54	5	21	3	10	2	12	0	0	-1
0.01	0	0	13	13	8	66	7	20	11	35	4	27	0	0	-1
0.01	-1
0.01	0	0	10	19	14	14	0	0	-1