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	
50	28	1	2	50	6	50	322	UL	800	80000	162.31	1.86257e+06	
p_t	x_ijt	q_it	and_so_on
0.01	-1
2131.01	0	0	32	18	10	44	45	51	48	60	6	16	40	36	30	14	18	42	5	39	0	0	26	66	1	30	35	30	17	15	14	57	0	0	31	48	4	21	49	38	39	63	8	39	28	15	13	19	16	66	0	0	-1
0.01	0	0	27	22	33	13	48	20	47	20	40	12	36	44	12	42	34	22	15	20	30	14	50	11	18	14	41	9	2	15	26	22	1	10	0	0	20	76	14	19	19	12	21	56	11	38	24	32	3	60	0	0	-1
0.01	0	0	26	22	2	15	44	17	41	27	30	42	50	33	18	14	5	13	1	10	0	0	45	17	38	14	31	24	4	14	39	42	42	48	8	26	37	13	16	44	0	0	-1
0.01	0	0	7	22	23	36	9	19	31	48	29	7	12	42	43	16	46	5	25	23	2	30	22	18	0	0	-1
0.01	-1