in which the talent is undeniable 
(ROOT (SBAR (WHPP (IN in) (WHNP (WDT which))) (S (NP (DT the) (NN talent)) (VP (VBZ is) (ADJP (JJ undeniable))))))
(ROOT (SBAR (WHPP (IN ) (WHNP (WDT ))) (S (NP (DT ) (NN )) (VP (VBZ ) (ADJP (JJ ))))))