Number of combinations created in this step: 17
464. Oat = Agricultural Land + Cereals
465. Pumpkin = Agricultural Land + Grass
466. Machine Factory = Automated Factory + Internal Combustion Engine
467. Airship = Ballon + Internal Combustion Engine
468. Milk = Cows + Grass
469. Reindeers = Deers + Cold
470. Pigs = Domestic Animals + Wild Boars
471. Jet Engine = Fireworks + Internal Combustion Engine
472. Chainsaw = Internal Combustion Engine + Saw
473. Star Chart = Map + Star
474. Astrolabe = Mechanical Clock + Star
475. Airplane = Sail Plane + Internal Combustion Engine
476. Telescope = Spyglass + Star
477. Sun = Star + Earth
478. Tea Plants = Agricultural Land + Tropics + Shrub
479. Cacao Tree = Agricultural Land + Tropics + Trees
480. Space = Star + Star + Star