(S (S (SBAR (WHNP (WP What)) (S (VP (ADVP (RB really)) (VP (VP (VBZ concerns) (BASENP (PRP us))) (ADVP (DT the) (RBS most)))))) (VP (VBZ is) (NP (NP (BASENP (DT the) (JJ immediate) (NN applicability)) (PP (IN of) (BASENP (DT the) (NN resolution)))) (PP (IN on) (BASENP (NN ground)))))) (PERIOD .))