! Index sets
cracked_oil: [1 2]
crude: [1 2]
distilled_name: ["Distilled 1" "Distilled 2" "Naphtha"]
distilled_oil: [1 2]
distilled_result: [1 2 3]
heating_oil_index: 1 ! in the definition of use_distilled
naphtha_index: [3]
product: [1 2 3]
product_from_distilled_and_cracked: [1 2] ! We use distilled and cracked oil to get this. 1 = gasoline, 2 = jet fuel
product_from_distilled_only: [3] ! We use only distilled to get this. 3 = heating oil
product_name: ["Gasoline" "Jet fuel" "Heating oil"]


action: [1 2]
crack_cost: 0.15
crack_yield: [0.8 0.7
	          0.2 0.3]
cracking_action: 2 ! index for saying that this is the action cracking
crude_cost: [12 10]
distill_cost: 0.1
distill_yield: [0.3 0.2
	              0.1 0.4
	              0.6 0.4]
max_crack: 5000
max_crude: 10000
max_distill: 15000
min_octane: [8.5 7 4.5]
min_production: [2500 3000 3500]
octane_cracked: [9 6]
octane_distilled: [4 5 8]
price: [18 16 14]