The Arctic Ocean: walruses, bowheads, the 400-year shark and the unicorn's tooth, sentence 9
Polar bears hunt seals by waiting at breathing holes for hours or even days.
Who acts: Polar bears · What happens: hunt, wait, breathe · To what, where: seals, breathing holes
This is a sentence of the lesson «The Arctic Ocean: walruses, bowheads, the 400-year shark and the unicorn's tooth» of the biology 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 (Polar bears), 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 | Polar | polar | ADJ | Degree=Pos | 2 bears | amod |
| 2 | bears | bear | NOUN | Number=Plur | 3 hunt | nsubj |
| 3 | hunt | hunt | VERB | Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin | root | root |
| 4 | seals | seal | NOUN | Number=Plur | 3 hunt | obj |
| 5 | by | by | SCONJ | _ | 6 waiting | mark |
| 6 | waiting | wait | VERB | Tense=Pres VerbForm=Part | 3 hunt | advcl |
| 7 | at | at | ADP | _ | 9 holes | case |
| 8 | breathing | breathe | VERB | Tense=Pres VerbForm=Part | 9 holes | amod |
| 9 | holes | hole | NOUN | Number=Plur | 6 waiting | obl |
| 10 | for | for | ADP | _ | 11 hours | case |
| 11 | hours | hour | NOUN | Number=Plur | 6 waiting | obl |
| 12 | or | or | CCONJ | _ | 14 days | cc |
| 13 | even | even | ADV | _ | 14 days | advmod |
| 14 | days | day | NOUN | Number=Plur | 11 hours | conj |
| 15 | . | . | PUNCT | _ | 3 hunt | punct |
Pragmatics
- form
- statement
- act
- narrate
- voice
- narrator
- polarity
- none
- teacher
- kept the draft
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | hunt | present | Polar bears | seals | vn hunt-35.1 «NP V NP»: agent=Agent seal=Theme | ||||
| 2 | wait | gerund | Polar bears not said here | breathing holes | hour | vn exist-47.1 «NP V PP.location»: agent=Theme at hole=Location | |||
| 3 | breathe | gerund | vn breathe-40.1.2-1 «NP V»: agent=Agent |
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:biology:169-the-arctic-ocean-walruses-bowheads-the-400-year-shark-and-the-unicorns-tooth.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): R7-rel-agree ×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/biology/169-the-arctic-ocean-walruses-bowheads-the-400-year-shark-and-the-unicorns-tooth/9/