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	30	2	2	50	6	50	161	UL	800	80000	203.37	1.82928e+06	
p_t	x_ijt	q_it	and_so_on
0.01	-1
2092.01	0	0	25	21	26	57	15	10	16	60	46	10	0	0	33	44	0	0	34	51	42	72	49	28	0	0	24	12	39	51	21	48	11	39	0	0	44	20	17	5	5	21	10	57	35	10	1	48	0	0	27	40	13	13	43	33	8	66	0	0	4	27	19	21	14	14	31	72	0	0	40	38	6	8	22	11	45	9	18	23	36	60	23	12	0	0	-1
0.01	0	0	16	20	26	19	30	23	12	17	18	23	36	20	29	20	23	12	0	0	32	52	0	0	-1
0.01	0	0	16	20	26	19	30	46	18	46	1	16	23	12	0	0	4	9	19	14	11	26	39	17	47	10	48	15	7	20	42	48	0	0	37	22	28	12	43	22	8	44	49	42	34	17	0	0	-1
0.01	0	0	23	12	41	13	35	10	10	38	20	13	3	10	38	23	2	12	0	0	31	48	0	0	-1
0.01	0	0	9	14	30	23	50	17	12	17	18	23	41	13	23	12	0	0	-1