---
title: Naked mole rats pile up in heaps to keep warm, because they are very… — Team players and partners: meerkats, naked mole… · tree and pragmatics
description: Naked mole rats pile up in heaps to keep warm, because they are very poor at keeping their own bodies warm; in experiments they survived about 18 minutes with no oxygen. Who acts: Naked mole rats, rats. A sentence of the lesson «Team players and partners: meerkats, naked mole rats, huddles, cleaners
---

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# Team players and partners: meerkats, naked mole rats, huddles, cleaners (and do lemmings jump?), sentence 9

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Naked mole rats pile up in heaps to keep warm, because they are very poor at keeping their own bodies warm; in experiments they survived about 18 minutes with no oxygen.

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**Who acts:** Naked mole rats, rats · **What happens:** pile up, keep, be, survive · **To what, where:** heaps, own bodies, experiments

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This is a sentence of the lesson «Team players and partners: meerkats, naked mole rats, huddles, cleaners (and do lemmings jump?)» 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 (Naked mole rats, rats), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:241-team-players-and-partners-meerkats-naked-mole-rats-huddles-cleaners-and-lemmings.lesson:9
# text = Naked mole rats pile up in heaps to keep warm, because they are very poor at keeping their own bodies warm; in experiments they survived about 18 minutes with no oxygen.
# source = school lesson (ours)
# course = biology
# lesson = 241-team-players-and-partners-meerkats-naked-mole-rats-huddles-cleaners-and-lemmings.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 ×1, R7-rel-agree ×2
1	Naked	naked	ADJ	JJ	Degree=Pos	3	amod	_	_
2	mole	mole	NOUN	NN	Number=Sing	3	compound	_	_
3	rats	rat	NOUN	NNS	Number=Plur	4	nsubj	_	_
4	pile	pile	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	up	up	ADP	RP	_	4	compound:prt	_	_
6	in	in	ADP	IN	_	7	case	_	_
7	heaps	heap	NOUN	NNS	Number=Plur	4	obl	_	_
8	to	to	PART	TO	_	9	mark	_	_
9	keep	keep	VERB	VB	VerbForm=Inf	4	advcl	_	_
10	warm	warm	ADJ	JJ	Degree=Pos	9	xcomp	_	_
11	,	,	PUNCT	,	_	16	punct	_	_
12	because	because	SCONJ	IN	_	16	mark	_	_
13	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	16	nsubj	_	_
14	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	16	cop	_	_
15	very	very	ADV	RB	_	16	advmod	_	_
16	poor	poor	ADJ	JJ	Degree=Pos	4	advcl	_	_
17	at	at	SCONJ	IN	_	18	mark	_	Agree=R7-rel-agree|Haiku=18:case|HaikuPos=ADP:IN:_
18	keeping	keep	VERB	VBG	Tense=Pres|VerbForm=Part	16	advcl	_	Agree=R7-rel-agree|Haiku=16:obl
19	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	21	nmod:poss	_	_
20	own	own	ADJ	JJ	Degree=Pos	21	amod	_	_
21	bodies	body	NOUN	NNS	Number=Plur	18	obj	_	_
22	warm	warm	ADJ	JJ	Degree=Pos	18	xcomp	_	_
23	;	;	PUNCT	,	_	27	punct	_	_
24	in	in	ADP	IN	_	25	case	_	_
25	experiments	experiment	NOUN	NNS	Number=Plur	27	obl	_	_
26	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	27	nsubj	_	_
27	survived	survive	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	4	parataxis	_	_
28	about	about	ADV	RB	_	29	advmod	_	_
29	18	18	NUM	CD	NumForm=Digit|NumType=Card	30	nummod	_	_
30	minutes	minute	NOUN	NNS	Number=Plur	27	obj	_	_
31	with	with	ADP	IN	_	33	case	_	_
32	no	no	DET	DT	PronType=Neg	33	det	_	_
33	oxygen	oxygen	NOUN	NN	Number=Sing	27	obl	_	Agree=R5-strong|Haiku=30:nmod
34	.	.	PUNCT	.	_	4	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: neg
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **pile up** | present | Naked mole rats |  |  | heaps |  |  | vn spray-9.7-1-1 «NP V PP.destination»: agent=Theme in heap=Destination |
| 2 | **keep** | to-infinitive | Naked mole rats *not said here* |  |  |  |  | warm *property* | vn keep-15.2 «NP V NP»: agent=Agent |
| 3 | **is** | present | rats *= rat* |  |  |  |  | poor *property* | tree rules |
| 4 | **keep** | gerund | rats *= rat* *not said here* | rats's own bodies |  |  |  | warm *property* | vn keep-15.2 «NP V NP»: agent=Agent body=Theme |
| 5 | **survive** | past | rats *= rat* |  |  | experiments | minute | with no oxygen | vn exist-47.1-1 «NP V PP.location»: agent=Theme in experiment=Location |

<!-- .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:241-team-players-and-partners-meerkats-naked-mole-rats-huddles-cleaners-and-lemmings.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): R5-strong ×1, 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](https://md.mova.elamur.ai/free/en/releases/0.4/).

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