Question: What is the place of birth of Elena Cué's husband?
Sentence (from "Alberto Cortina"): Through his holding Percacer, he is co-owner, with his cousin Alberto Alcocer, of Alcor Holding, the owner of 12.5% of Grupo ACS, the biggest construction company in the world by sales with 2014 revenues of USD 50b, and of 21% of Ence, the largest paper pulp and biomass energy company in Europe.
Relevant evidence: No