( We ( ( ( can often ) ( ( ( ( ( see ( the ( black ( hole ( and ( neutron star ) ) ) ) ) ) , ) though ) , ) ( with ( ( a ( little help ) ) ( from ( the ( companion star ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP We)) (VP (MD can) (ADVP (RB often)) (VP (VB see) (NP (DT the) (JJ black) (NN hole) (CC and) (NN neutron) (NN star)) (, ,) (ADVP (RB though)) (, ,) (PP (IN with) (NP (NP (DT a) (JJ little) (NN help)) (PP (IN from) (NP (DT the) (NN companion) (NN star))))))) (. .)))
We can often see the black hole and neutron star, though, with a little help from the companion star.
(ROOT (S (NP (NP (DT The) (JJ tidal) (NNS forces)) (PP (IN near) (NP (JJ black) (NNS holes)))) (VP (VBP are) (ADJP (RB so) (JJ great) (SBAR (S (NP (PRP they)) (VP (MD can) (ADVP (RB actually)) (VP (VB tear) (NP (NN matter)) (PP (IN from) (NP (DT a) (NN companion) (NN star))))))))) (. .)))