Line 1: 
number_of_periods	number_of_suppliers 		number_of_satellites		number_of_customers

Line 2:
number_of_1E_trucks 	1E_trucks_capacity

Line 3:
number_of_2E_trucks 	2E_trucks_capacity

Line 4 to 4 + number_of_suppliers -1:
id_supplier 	coord_x  		coord_y

Line 4 + number_of_suppliers to 4 + number_of_suppliers + number_of_satellites -1:
id_satellite	coord_x	 coord_y 	initial_inventory 	inventory_holding_cost	inventory_capacity

Line 4 + number_of_suppliers + number_of_satellites to end:
id_customer	coord_x	coord_y	demand	initial_inventory	inventory_holding_cost	inventory_capacity