Complex sentence: He studied physics at the University of Groningen, graduating with a PhD and then spent 12 years at Eindhoven University as a Systems Architect for in the Mathematics and Computing department, writing tools for Electronic Data Interchange.
Split into simpler sentences: He studied physics at the University of Groningen, graduating with a PhD. He spent 12 years at Eindhoven University as a Systems Architect for in the Mathematics and Computing department, writing tools for Electronic Data Interchange.