Question: Sven Seidel was the CEO of a company from 2014 to 2017 that expanded into the United States in what year?
Sentence (from "Lidl"): KG (] ; ), formerly Schwarz Unternehmenstreuhand KG, is a German global discount supermarket chain, based in Neckarsulm, Germany, that operates over 10,000 stores across Europe, and expanded to the United States in 2017.
Relevant evidence: Yes