Metals and what they're good for, sentence 9
Bronze is an alloy of copper and tin; it is harder than either metal, and the Bronze Age began over 5000 years ago.
Who acts: Bronze, Bronze Age · What happens: be, begin · To what, where: alloy
This is a sentence of the lesson «Metals and what they're good for» of the chemistry 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 (Bronze, Bronze Age), 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 | Bronze | bronze | NOUN | Number=Sing | 4 alloy | nsubj |
| 2 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 4 alloy | cop |
| 3 | an | a | DET | Definite=Ind PronType=Art | 4 alloy | det |
| 4 | alloy | alloy | NOUN | Number=Sing | root | root |
| 5 | of | of | ADP | _ | 6 copper | case |
| 6 | copper | copper | NOUN | Number=Sing | 4 alloy | nmod |
| 7 | and | and | CCONJ | _ | 8 tin | cc |
| 8 | tin | tin | NOUN | Number=Sing | 6 copper | conj |
| 9 | ; | ; | PUNCT | _ | 12 harder | punct |
| 10 | it | it | PRON | Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs | 12 harder | nsubj |
| 11 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 12 harder | cop |
| 12 | harder | hard | ADJ | Degree=Cmp | 4 alloy | parataxis |
| 13 | than | than | ADP | _ | 15 metal | case |
| 14 | either | either | DET | _ | 15 metal | det |
| 15 | metal | metal | NOUN | Number=Sing | 12 harder | obl |
| 16 | , | , | PUNCT | _ | 21 began | punct |
| 17 | and | and | CCONJ | _ | 21 began | cc |
| 18 | the | the | DET | Definite=Def PronType=Art | 20 Age | det |
| 19 | Bronze | Bronze | PROPN | Number=Sing | 20 Age | compound |
| 20 | Age | age | PROPN | Number=Sing | 21 began | nsubj |
| 21 | began | begin | VERB | Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin | 12 harder | conj |
| 22 | over | over | ADV | _ | 23 5000 | advmod |
| 23 | 5000 | 5000 | NUM | NumForm=Digit NumType=Card | 24 years | nummod |
| 24 | years | year | NOUN | Number=Plur | 25 ago | obl |
| 25 | ago | ago | ADV | _ | 21 began | advmod |
| 26 | . | . | PUNCT | _ | 4 alloy | punct |
Pragmatics
No stored speech act for this sentence.
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | is a | present | Bronze | a alloy | of copper and tin | tree rules | |||
| 2 | is | present | bronze | than either metal; hard property | tree rules | ||||
| 3 | begin | past | the Bronze Age | ago property | vn begin-55.1-1-1 «NP.eventuality V»: agent=Eventuality |
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:chemistry:031-metals-what-theyre-good-for.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 ×3, R7-rel-agree ×1, R8-pos-agree ×2. 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/chemistry/31-metals-what-theyre-good-for/9/