(S (S (BASENP (DT This)) (VP (VBZ tops) (NP (NP (DT the) (NP (BASENP (QP (RB approximately) (NN ten) (NN million))) (ADVP (RB annually)))) (SBAR (S (NP (BASENP (DT the) (NNP NFL) (POS 's)) (BASENP (NNP Houston) (NNPS Texans))) (VP (VP (VBP receive) (PP (IN from) (BASENP (NNP Reliant) (NNP Energy)))) (S (VP (TO to) (VP (VB call) (S (BASENP (PRPD their) (NN home)) (BASENP (NNP Reliant) (NNP Stadium)))))))))))) (PERIOD .))