Lenses and eyes, sentence 6
A magnifying glass can focus sunlight into a hot spot that starts fires, so it is never pointed at the Sun or at anything living.
Who acts: magnifying glass, hot spot · What happens: focus, start, not point, live · To what, where: sunlight, hot spot, fires, Sun
This is a sentence of the lesson «Lenses and eyes» of the physics 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 (magnifying glass, hot spot), 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 | A | a | DET | Definite=Ind PronType=Art | 3 glass | det |
| 2 | magnifying | magnify | ADJ | Degree=Pos | 3 glass | amod |
| 3 | glass | glass | NOUN | Number=Sing | 5 focus | nsubj |
| 4 | can | can | AUX | VerbForm=Fin | 5 focus | aux |
| 5 | focus | focus | VERB | VerbForm=Inf | root | root |
| 6 | sunlight | sunlight | NOUN | Number=Sing | 5 focus | obj |
| 7 | into | into | ADP | _ | 10 spot | case |
| 8 | a | a | DET | Definite=Ind PronType=Art | 10 spot | det |
| 9 | hot | hot | ADJ | Degree=Pos | 10 spot | amod |
| 10 | spot | spot | NOUN | Number=Sing | 5 focus | obl |
| 11 | that | that | PRON | PronType=Rel | 12 starts | nsubj |
| 12 | starts | start | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 10 spot | acl:relcl |
| 13 | fires | fire | NOUN | Number=Plur | 12 starts | obj |
| 14 | , | , | PUNCT | _ | 19 pointed | punct |
| 15 | so | so | ADV | _ | 19 pointed | advmod |
| 16 | it | it | PRON | Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs | 19 pointed | nsubj:pass |
| 17 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 19 pointed | aux:pass |
| 18 | never | never | ADV | PronType=Neg | 19 pointed | advmod |
| 19 | pointed | point | VERB | Tense=Past VerbForm=Part Voice=Pass | 5 focus | parataxis |
| 20 | at | at | ADP | _ | 22 Sun | case |
| 21 | the | the | DET | Definite=Def PronType=Art | 22 Sun | det |
| 22 | Sun | Sun | PROPN | Number=Sing | 19 pointed | obl |
| 23 | or | or | CCONJ | _ | 25 anything | cc |
| 24 | at | at | ADP | _ | 25 anything | case |
| 25 | anything | anything | PRON | Number=Sing PronType=Ind | 22 Sun | conj |
| 26 | living | live | VERB | VerbForm=Ger | 25 anything | acl |
| 27 | . | . | PUNCT | _ | 5 focus | punct |
Pragmatics
No stored speech act for this sentence.
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | focus | can | a magnifying glass | sunlight | a hot spot | tree rules | |||
| 2 | start | present | a hot spot | fires | vn begin-55.1-1-1 «NP V NP»: agent=Agent fire=Eventuality | ||||
| 3 | not point | present · passive | sunlight | the Sun | vn wink-40.3.1 «NP V NP»: subject=Patient | ||||
| 4 | live | gerund | vn exist-47.1-1 «NP V»: agent=Theme |
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:physics:022-lenses-and-eyes.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 ×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/physics/22-lenses-and-eyes/6/