---
title: Wood ants pile pine needles into domes that can be over a metre high… — More builders: caddis cases, paper wasps, moles,… · tree and pragmatics
description: Wood ants pile pine needles into domes that can be over a metre high, warmed by the sun and the rotting needles; birds sometimes sit on the nest and let the ants spray acid on their feathers, which may clean pests called parasites off them. Who acts: Wood ants, domes, birds, ants. A sentence of the 
---

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# More builders: caddis cases, paper wasps, moles, apes' beds and sand circles, sentence 13

<!-- .ven lang=en -->
Wood ants pile pine needles into domes that can be over a metre high, warmed by the sun and the rotting needles; birds sometimes sit on the nest and let the ants spray acid on their feathers, which may clean pests called parasites off them.

<!-- .vintro -->
**Who acts:** Wood ants, domes, birds, ants, feathers, pests · **What happens:** pile, be, warm, rot, sit, let · **To what, where:** pine needles, domes, metre, nest, acid, feathers · **Speech:** someone speaks here

<!-- .vabout -->
This is a sentence of the lesson «More builders: caddis cases, paper wasps, moles, apes' beds and sand circles» 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 (Wood ants, domes, birds, ants), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:245-more-builders-caddis-cases-paper-wasps-moles-apes-beds-and-sand-circles.lesson:13
# text = Wood ants pile pine needles into domes that can be over a metre high, warmed by the sun and the rotting needles; birds sometimes sit on the nest and let the ants spray acid on their feathers, which may clean pests called parasites off them.
# source = school lesson (ours)
# course = biology
# lesson = 245-more-builders-caddis-cases-paper-wasps-moles-apes-beds-and-sand-circles.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): R7-rel-agree ×2
1	Wood	wood	NOUN	NN	_	2	compound	_	_
2	ants	ant	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	pile	pile	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	pine	pine	NOUN	NN	Number=Sing	5	compound	_	_
5	needles	needle	NOUN	NNS	Number=Plur	3	obj	_	_
6	into	into	ADP	IN	_	7	case	_	_
7	domes	dome	NOUN	NNS	Number=Plur	3	obl	_	_
8	that	that	PRON	WDT	PronType=Rel	14	nsubj	_	_
9	can	can	AUX	MD	VerbForm=Fin	14	aux	_	_
10	be	be	AUX	VB	VerbForm=Inf	14	cop	_	_
11	over	over	ADP	IN	_	13	case	_	_
12	a	a	DET	DT	Definite=Ind|PronType=Art	13	det	_	_
13	metre	metre	NOUN	NN	Number=Sing	14	obl	_	_
14	high	high	ADJ	JJ	Degree=Pos	7	acl:relcl	_	_
15	,	,	PUNCT	,	_	16	punct	_	_
16	warmed	warm	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	7	acl	_	_
17	by	by	ADP	IN	_	19	case	_	_
18	the	the	DET	DT	Definite=Def|PronType=Art	19	det	_	_
19	sun	sun	NOUN	NN	Number=Sing	16	obl	_	_
20	and	and	CCONJ	CC	_	23	cc	_	_
21	the	the	DET	DT	Definite=Def|PronType=Art	23	det	_	_
22	rotting	rot	VERB	VBG	VerbForm=Ger	23	amod	_	_
23	needles	needle	NOUN	NNS	Number=Plur	19	conj	_	_
24	;	;	PUNCT	:	_	3	punct	_	_
25	birds	bird	NOUN	NNS	Number=Plur	27	nsubj	_	Agree=R7-rel-agree|Haiku=27:conj
26	sometimes	sometimes	ADV	RB	PronType=Ind	27	advmod	_	_
27	sit	sit	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	parataxis	_	Agree=R7-rel-agree|Haiku=3:conj
28	on	on	ADP	IN	_	30	case	_	_
29	the	the	DET	DT	Definite=Def|PronType=Art	30	det	_	_
30	nest	nest	NOUN	NN	Number=Sing	27	obl	_	_
31	and	and	CCONJ	CC	_	32	cc	_	_
32	let	let	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	27	conj	_	_
33	the	the	DET	DT	Definite=Def|PronType=Art	34	det	_	_
34	ants	ant	NOUN	NNS	Number=Plur	35	nsubj	_	_
35	spray	spray	VERB	VB	VerbForm=Inf	32	xcomp	_	_
36	acid	acid	NOUN	NN	Number=Sing	35	obj	_	_
37	on	on	ADP	IN	_	39	case	_	_
38	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	39	nmod:poss	_	_
39	feathers	feather	NOUN	NNS	Number=Plur	35	obl	_	_
40	,	,	PUNCT	,	_	43	punct	_	_
41	which	which	PRON	WDT	PronType=Rel	43	nsubj	_	_
42	may	may	AUX	MD	VerbForm=Fin	43	aux	_	_
43	clean	clean	VERB	VB	VerbForm=Inf	39	acl:relcl	_	_
44	pests	pest	NOUN	NNS	Number=Plur	43	obj	_	_
45	called	call	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	44	acl	_	_
46	parasites	parasite	NOUN	NNS	Number=Plur	45	obj	_	_
47	off	off	ADP	IN	_	48	case	_	_
48	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	43	obl	_	_
49	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **pile** | present | Wood ants | pine needles |  | domes |  |  | vn spray-9.7-1-1 «NP V NP PP.destination»: agent=Agent needle=Theme into dome=Destination |
| 2 | **is** | can | domes |  |  | a metre |  | high *property* | tree rules |
| 3 | **warm** | participle |  | domes *not said here* |  |  |  | by the sun and the rotting needles | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 4 | **rot** | gerund |  |  |  |  |  |  | vn entity\_specific\_cos-45.5 «NP.patient V»: agent=Patient |
| 5 | **sit** | present | birds |  |  | the nest |  | sometimes *property* | vn assuming\_position-50 «NP V PP.location»: agent=Agent on nest=Location |
| 6 | **let** | present | birds *not said here* |  |  |  |  |  | tree rules |
| 7 | **spray** | infinitive | the ants | acid |  | ants's feathers |  |  | vn spray-9.7-1 «NP V NP PP.destination»: agent=Agent acid=Theme on feather=Destination |
| 8 | **clean** | may | ants's feathers | pests |  |  |  | off ants *= ant* | vn clear-10.3 «NP V NP PP.source»: agent=Agent pest=Theme off they=Source |
| 9 | **call** | participle | pests *not said here* | parasites |  |  |  |  | vn initiate\_communication-37.4.2-1 «NP V NP.recipient»: agent=Agent parasite=Recipient |

<!-- .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:245-more-builders-caddis-cases-paper-wasps-moles-apes-beds-and-sand-circles.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): 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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