( ( ( ( ( The ( ( Sun and ) Mercury ) ) ( ( are ( in ( ( the ( Eighth House ) ) ( in opposition ) ) ) ) ( to Neptune ) ) ) and ) ( ( these planets ) ( are ( square ( the ( first ( mentioned positions ) ) ) ) ) ) ) . )
(ROOT (S (S (NP (DT The) (NNP Sun) (CC and) (NNP Mercury)) (VP (VBP are) (PP (IN in) (NP (NP (DT the) (NNP Eighth) (NNP House)) (PP (IN in) (NP (NN opposition))))) (PP (TO to) (NP (NNP Neptune))))) (CC and) (S (NP (DT these) (NNS planets)) (VP (VBP are) (VP (VBG square) (NP (DT the) (JJ first) (CD mentioned) (NNS positions))))) (. .)))
The Sun and Mercury are in the Eighth House in opposition to Neptune and these planets are square the first mentioned positions.
(ROOT (S (NP (NP (DT The) (JJ eighth) (NN planet)) (PP (IN from) (NP (PRP$ our) (NN sun)))) (VP (VBZ is) (ADJP (JJ neptune))) (. .)))
The eighth planet from our sun is neptune.