Pushes, pulls, friction and wheels, sentence 13
Balanced forces are equal and opposite, so they do not change an object's movement.
Who acts: Balanced forces, forces, object · What happens: balance, be, not change, move · To what, where: movement
This is a sentence of the lesson «Pushes, pulls, friction and wheels» 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 (Balanced forces, forces, object), 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 | Balanced | balance | VERB | Tense=Past VerbForm=Part Voice=Pass | 2 forces | amod |
| 2 | forces | force | NOUN | Number=Plur | 4 equal | nsubj |
| 3 | are | be | AUX | Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin | 4 equal | cop |
| 4 | equal | equal | ADJ | Degree=Pos | root | root |
| 5 | and | and | CCONJ | _ | 6 opposite | cc |
| 6 | opposite | opposite | ADJ | Degree=Pos | 4 equal | conj |
| 7 | , | , | PUNCT | _ | 12 change | punct |
| 8 | so | so | ADV | _ | 12 change | advmod |
| 9 | they | they | PRON | Case=Nom Number=Plur Person=3 PronType=Prs | 12 change | nsubj |
| 10 | do | do | AUX | Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin | 12 change | aux |
| 11 | not | not | PART | Polarity=Neg | 12 change | advmod |
| 12 | change | change | VERB | VerbForm=Inf | 4 equal | parataxis |
| 13 | an | a | DET | Definite=Ind PronType=Art | 14 object | det |
| 14 | object | object | NOUN | Number=Sing | 16 movement | nmod:poss |
| 15 | 's | 's | PART | _ | 14 object | case |
| 16 | movement | movement | NOUN | Number=Sing | 12 change | obj |
| 17 | . | . | PUNCT | _ | 4 equal | punct |
Pragmatics
No stored speech act for this sentence.
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | balance | participle | vn spatial_configuration-47.6-1 «NP V»: agent=Theme | ||||||
| 2 | is | present | Balanced forces | equal property | tree rules | ||||
| 3 | be | Balanced forces not said here | tree rules | ||||||
| 4 | not change | present · do-support | forces = force | a object's movement | vn dress-41.1.1-1-1 «NP V NP»: agent=Agent movement=Patient | ||||
| 5 | move | a object | nom movement «act transitive»: poss=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:world:085-pushes-pulls-friction-wheels.lesson:13.
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, 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/85-pushes-pulls-friction-wheels/13/