DNA repair
The 2015 Nobel Prize in Chemistry was awarded to Tomas Lindahl , Paul Modrich , and Aziz Sancar for their work on the molecular mechanisms of DNA repair processes . 
<triplet> Tomas Lindahl <subj> Nobel Prize in Chemistry <obj> award received <subj> DNA repair <obj> field of work <triplet> Paul Modrich <subj> Nobel Prize in Chemistry <obj> award received <triplet> Aziz Sancar <subj> Nobel Prize in Chemistry <obj> award received <subj> DNA repair <obj> field of work