Glaciers, ice ages and polar lands, sentence 6
The polar lands are cold because sunlight reaches them at a low slant, and white ice reflects most of it back.
Who acts: polar lands, sunlight, white ice · What happens: be, reach, reflect · To what, where: Canada, low slant, most
This is a sentence of the lesson «Glaciers, ice ages and polar lands» of the world 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 lands, sunlight, white ice), 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 | The | the | DET | Definite=Def PronType=Art | 3 lands | det |
| 2 | polar | polar | ADJ | Degree=Pos | 3 lands | amod |
| 3 | lands | land | NOUN | Number=Plur | 5 cold | nsubj |
| 4 | are | be | AUX | Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin | 5 cold | cop |
| 5 | cold | cold | ADJ | Degree=Pos | root | root |
| 6 | because | because | SCONJ | _ | 8 reaches | mark |
| 7 | sunlight | sunlight | NOUN | Number=Sing | 8 reaches | nsubj |
| 8 | reaches | reach | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 5 cold | advcl |
| 9 | them | they | PRON | Case=Acc Number=Plur Person=3 PronType=Prs | 8 reaches | obj |
| 10 | at | at | ADP | _ | 13 slant | case |
| 11 | a | a | DET | Definite=Ind PronType=Art | 13 slant | det |
| 12 | low | low | ADJ | Degree=Pos | 13 slant | amod |
| 13 | slant | slant | NOUN | Number=Sing | 8 reaches | obl |
| 14 | , | , | PUNCT | _ | 18 reflects | punct |
| 15 | and | and | CCONJ | _ | 18 reflects | cc |
| 16 | white | white | ADJ | Degree=Pos | 17 ice | amod |
| 17 | ice | ice | NOUN | Number=Sing | 18 reflects | nsubj |
| 18 | reflects | reflect | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 5 cold | conj |
| 19 | most | most | ADJ | Degree=Sup | 18 reflects | obj |
| 20 | of | of | ADP | _ | 21 it | case |
| 21 | it | it | PRON | Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs | 19 most | nmod |
| 22 | back | back | ADV | _ | 18 reflects | advmod |
| 23 | . | . | PUNCT | _ | 5 cold | punct |
Pragmatics
- form
- statement
- act
- assert
- voice
- narrator
- polarity
- none
- teacher
- changed polarity=none
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | is | present | the polar lands | cold property | tree rules | ||||
| 2 | reach | present | sunlight | Canada | a low slant | vn get-13.5.1 «NP V NP PP.source NP.asset»: agent=Agent they=Theme at slant=Asset | |||
| 3 | reflect | present | white ice | most of land | tree rules |
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:world:065-glaciers-ice-ages-polar-lands.lesson:6.
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/world/65-glaciers-ice-ages-polar-lands/6/