Who is she?

For years, police in Suffolk County have been stymied in efforts to identify a woman whose remains were found in 1999 buried under a concrete patio in a house in Bellport. 

Known only as “Marie,” she had been murdered in 1983 by confessed killer Arthur Kinlaw, who admitted to New York City police and — again in 2000 in a Suffolk County courtroom — to stabbing her about eight times, killing her and burying her in what appeared to be a dispute over rent.

Now, Suffolk homicide detectives are using genetic genealogy, a widely expanding and emerging forensic technique, to try and determine the identity of the woman, Dawn Schob, a spokeswoman for the department told Newsday.

Kinlaw, a convicted killer who is serving a sentence of 20 years to life in upstate Sullivan County, didn’t reveal the dead woman’s full identity and after her remains were exhumed no useful leads were developed. In late 2001, Suffolk detectives sent the woman’s skull to the FBI lab in Quantico, Va., where artists rendered a sketch of what they believed the woman looked like in life in the hopes discovering to her identity. Still, even after the sketch was publicized, the dead woman wasn’t identified, authorities said.

The genealogy method involves comparing unknown DNA to genetic profiles of people who have submitted their DNA to commercial ancestry services…