---
title: Trap-jaw ants lock their jaws open and snap them shut faster than al… — Record-breakers: the fastest and the slowest · tree and pragmatics
description: Trap-jaw ants lock their jaws open and snap them shut faster than almost any other animal movement, and they can snap against the ground to flip into the air. Who acts: jaw ants, kilometres. A sentence of the lesson «Record-breakers: the fastest and the slowest» of the biology course of Mova's prima
---

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# Record-breakers: the fastest and the slowest, sentence 12

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Trap-jaw ants lock their jaws open and snap them shut faster than almost any other animal movement, and they can snap against the ground to flip into the air.

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**Who acts:** jaw ants, kilometres · **What happens:** lock, snap, flip · **To what, where:** jaws, ground, air

<!-- .vabout -->
This is a sentence of the lesson «Record-breakers: the fastest and the slowest» 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 (jaw ants, kilometres), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:185-record-breakers-the-fastest-and-the-slowest.lesson:12
# text = Trap-jaw ants lock their jaws open and snap them shut faster than almost any other animal movement, and they can snap against the ground to flip into the air.
# source = school lesson (ours)
# course = biology
# lesson = 185-record-breakers-the-fastest-and-the-slowest.lesson
# annotation = 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 ×2
1	Trap	trap	NOUN	NN	Number=Sing	3	compound	_	_
2	-	-	PUNCT	HYPH	_	1	punct	_	_
3	jaw	jaw	NOUN	NN	Number=Sing	4	compound	_	_
4	ants	ant	NOUN	NNS	Number=Plur	5	nsubj	_	_
5	lock	lock	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	7	nmod:poss	_	_
7	jaws	jaw	NOUN	NNS	Number=Plur	5	obj	_	_
8	open	open	ADJ	JJ	Degree=Pos	5	xcomp	_	Agree=R5-strong|Haiku=7:amod
9	and	and	CCONJ	CC	_	10	cc	_	_
10	snap	snap	VERB	VB	VerbForm=Inf	5	conj	_	_
11	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	10	obj	_	_
12	shut	shut	ADV	RB	_	10	xcomp	_	Agree=R5-strong|Haiku=13:advmod
13	faster	fast	ADJ	JJR	Degree=Cmp	10	xcomp	_	_
14	than	than	ADP	IN	_	19	case	_	_
15	almost	almost	ADV	RB	_	19	advmod	_	_
16	any	any	DET	DT	PronType=Ind	19	det	_	_
17	other	other	ADJ	JJ	Degree=Pos	19	amod	_	_
18	animal	animal	NOUN	NN	Number=Sing	19	compound	_	_
19	movement	movement	NOUN	NN	Number=Sing	13	obl	_	_
20	,	,	PUNCT	,	_	24	punct	_	_
21	and	and	CCONJ	CC	_	24	cc	_	_
22	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	24	nsubj	_	_
23	can	can	AUX	MD	VerbForm=Fin	24	aux	_	_
24	snap	snap	VERB	VB	VerbForm=Inf	5	conj	_	_
25	against	against	ADP	IN	_	27	case	_	_
26	the	the	DET	DT	Definite=Def|PronType=Art	27	det	_	_
27	ground	ground	NOUN	NN	Number=Sing	24	obl	_	_
28	to	to	PART	TO	_	29	mark	_	_
29	flip	flip	VERB	VB	VerbForm=Inf	24	advcl	_	_
30	into	into	ADP	IN	_	32	case	_	_
31	the	the	DET	DT	Definite=Def|PronType=Art	32	det	_	_
32	air	air	NOUN	NN	Number=Sing	29	obl	_	_
33	.	.	PUNCT	.	_	5	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **lock** | present | jaw ants | kilometres's jaws |  |  |  | open *property* | vn tape-22.4 «NP V NP»: agent=Agent jaw=Patient |
| 2 | **snap** | infinitive | jaw ants *not said here* | jaws *= jaw* |  |  |  | fast *property* | vn sound\_emission-43.2 «PP.location V NP»: agent=Location they=Theme |
| 3 | **snap** | can | kilometres *= kilometre* |  |  | the ground |  |  | vn sound\_emission-43.2 «NP V PP.location»: agent=Theme against ground=Location |
| 4 | **flip** | to-infinitive | kilometres *= kilometre* *not said here* |  |  | the air |  |  | vn throw-17.1-1 «NP V NP PP.destinations»: agent=Agent into air=Destination |

<!-- .note -->
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.

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**Licence: [CC BY-SA 4.0](https://creativecommons.org/licenses/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:185-record-breakers-the-fastest-and-the-slowest.lesson:12`.

**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 ×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](https://md.mova.elamur.ai/free/en/releases/0.4/).

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- next →: [Record-breakers: the fastest and the s…, 13](https://md.mova.elamur.ai/free/en/corpora/school/biology/185-record-breakers-the-fastest-and-the-slowest/13/)
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