But as households became more prosperous, they began to invest in new technology such as gas, oil, and even electricity for heating and cooking.
(households; became; more prosperous) (they; began; to invest in new technology such as gas, oil, and even electricity for heating and cooking; T:as households became more prosperous) Context(they began,List([42, 52))):(they; began to invest; in new technology such as gas, oil, and even electricity for heating and cooking)
they began,List([42, 52))
households they they
became began began to invest
more prosperous
to invest in new technology such as gas, oil, and even electricity for heating and cooking T:as households became more prosperous
in new technology such as gas, oil, and even electricity for heating and cooking