Black holes, sentence 9
Most large galaxies have a supermassive black hole at their centre, millions to billions of times the mass of the Sun.
Who acts: Most large galaxies · What happens: have · To what, where: supermassive black hole, centre
This is a sentence of the lesson «Black holes» of the space course of Mova's primary school. The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (Most large galaxies), what happens, when and where, as Mova's frames read it from the tree.
The tree
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Most | most | ADJ | Degree=Sup | 3 galaxies | amod |
| 2 | large | large | ADJ | Degree=Pos | 3 galaxies | amod |
| 3 | galaxies | galaxy | NOUN | Number=Plur | 4 have | nsubj |
| 4 | have | have | VERB | Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin | root | root |
| 5 | a | a | DET | Definite=Ind PronType=Art | 8 hole | det |
| 6 | supermassive | supermassive | ADJ | Degree=Pos | 8 hole | amod |
| 7 | black | black | ADJ | Degree=Pos | 8 hole | amod |
| 8 | hole | hole | NOUN | Number=Sing | 4 have | obj |
| 9 | at | at | ADP | _ | 11 centre | case |
| 10 | their | their | PRON | Case=Gen Number=Plur Person=3 Poss=Yes PronType=Prs | 11 centre | nmod:poss |
| 11 | centre | centre | NOUN | Number=Sing | 4 have | obl |
| 12 | , | , | PUNCT | _ | 13 millions | punct |
| 13 | millions | million | NOUN | Number=Plur | 8 hole | nmod |
| 14 | to | to | ADP | _ | 15 billions | case |
| 15 | billions | billion | NOUN | Number=Plur | 13 millions | nmod |
| 16 | of | of | ADP | _ | 17 times | case |
| 17 | times | time | NOUN | Number=Plur | 15 billions | nmod |
| 18 | the | the | DET | Definite=Def PronType=Art | 19 mass | det |
| 19 | mass | mass | NOUN | Number=Sing | 8 hole | conj |
| 20 | of | of | ADP | _ | 22 Sun. | case |
| 21 | the | the | DET | Definite=Def PronType=Art | 22 Sun. | det |
| 22 | Sun. | Sun | PROPN | Number=Sing | 19 mass | nmod |
Pragmatics
No stored speech act for this sentence.
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | have | present | Most large galaxies | a supermassive black hole millions to billions of times and the mass of the Sun. | galaxies's centre | vn birth-28.2-1 «NP V NP»: agent=Agent hole=Patient |
One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.
Licence: CC BY-SA 4.0, as the whole of Mova corpus 0.4, of which this treebank (the agreed school, mova-school-agreed-en.conllu) is part. The lessons were written for Mova's primary school. Sentence school:space:025-black-holes.lesson:9.
The tree: Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R5-strong ×1. The frames are read from the tree by Mova's frames reader (prag) when this page is built, the lesson read in order, so a pronoun may be resolved from an earlier sentence.
See the release 0.4.
This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/school/space/25-black-holes/9/