( ( As ( of 2008 ) ) ( , ( ( ( ( ( only five ) objects ) ( in ( the ( Solar System ) ) ) ) ( -LRB- ( ( ( ( ( ( Ceres , ) Eris ) , ) and ) ( the ( KBOs ( Pluto ( , ( ( Makemake and ) Haumea ) ) ) ) ) ) -RRB- ) ) ) ( ( are ( ( listed ( as ( dwarf planets ) ) ) ( by ( the IAU ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN As) (PP (IN of) (NP (CD 2008)))) (, ,) (NP (NP (NP (QP (RB only) (CD five)) (NNS objects)) (PP (IN in) (NP (DT the) (NNP Solar) (NNP System)))) (PRN (-LRB- -LRB-) (NP (NP (NNP Ceres)) (, ,) (NP (NNP Eris)) (, ,) (CC and) (NP (DT the) (NNPS KBOs) (NNP Pluto) (, ,) (NNP Makemake) (CC and) (NNP Haumea))) (-RRB- -RRB-))) (VP (VBP are) (VP (VBN listed) (PP (IN as) (NP (NN dwarf) (NNS planets))) (PP (IN by) (NP (DT the) (NNP IAU))))) (. .)))
As of 2008, only five objects in the Solar System (Ceres, Eris, and the KBOs Pluto, Makemake and Haumea) are listed as dwarf planets by the IAU.
(ROOT (S (NP (PRP We)) (VP (VBP consider) (S (NP (NNS ceres)) (VP (TO to) (VP (VB be) (NP (DT a) (NN dwarf) (NN planet)))))) (. .)))