Boris Alterman
Boris Alterman ( , ; born May 4 , 1970 ) is an Israeli chess Grandmaster , FIDE Senior Trainer ( 2010 ) , advisor of the Junior chess program . 
<triplet> Boris Alterman <subj> May 4, 1970 <obj> date of birth <subj> chess <obj> sport <subj> Grandmaster <obj> title of chess person <triplet> Grandmaster <subj> chess <obj> sport <triplet> Junior <subj> chess program <obj> instance of <triplet> chess program <subj> chess <obj> sport