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	23	4	2	14	6	1	252	UL	80	8000	12.52	68488	
p_t	x_ijt	q_it	and_so_on
0.01	-1
570.01	0	0	5	18	6	22	11	66	2	21	14	24	8	60	13	21	10	20	0	0	-1
0.01	0	0	4	26	3	24	12	36	10	36	0	0	-1
0.01	0	0	2	14	11	44	1	8	9	46	7	30	8	40	10	14	0	0	-1
0.01	-1
0.01	-1