Complex sentence: And unlike his earlier contributions, Evans was just one of many brilliant minds in steam technology-indeed it would be another inventor, Richard Trevithick, working totally independently of Evans who would develop the high-pressure engine that would make that dream possible.
Split into simpler sentences: And unlike his earlier contributions, Evans was just one of many brilliant minds in steam technology. It would be another inventor, Richard Trevithick, working totally independently of Evans who would develop the high-pressure engine that would make that dream possible.