Complex sentence: In 1972 Penn Central delivered a mere six carloads to the rubber factory in East Millstone, earning $1,400 in revenue; the cost to the Penn Central for making those deliveries was almost $4,000 not including the property tax on the right of way.
Split into simpler sentences: In 1972 Penn Central delivered six cars to the rubber factory in East Millstone, earning $1,400 in revenue. The cost to the Penn Central for making those deliveries was almost $4,000 not including the property tax on the right of way.