Additionally, he has no family, is unmarried... is an only child, and both parents are deceased... making him an ideal candidate, with no one to ask any nosy questions... should something go wrong with the experiment.
Ez du familiarik, ez dago ezkonduta, seme bakarra da eta gurasoak hilik ditu; horregatik da hautagairik onena inork ez baitu galderarik egingo gauzak gaizki ateratzen badira.