---
title: Medical alert dogs can notice changes in a person's body, often by s… — Working dogs: guide, sniffer, sheep, rescue and… · tree and pragmatics
description: Medical alert dogs can notice changes in a person's body, often by smell, and warn them, for example before a dangerous drop in blood sugar; scientists are also testing whether dogs can sniff out some illnesses. Who acts: alert dogs, scientists, dogs. A sentence of the lesson «Working dogs: guide, s
---

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# Working dogs: guide, sniffer, sheep, rescue and helper dogs, sentence 9

<!-- .ven lang=en -->
Medical alert dogs can notice changes in a person's body, often by smell, and warn them, for example before a dangerous drop in blood sugar; scientists are also testing whether dogs can sniff out some illnesses.

<!-- .vintro -->
**Who acts:** alert dogs, scientists, dogs · **What happens:** notice, warn, test, sniff out · **To what, where:** changes, body, dogs, illnesses

<!-- .vabout -->
This is a sentence of the lesson «Working dogs: guide, sniffer, sheep, rescue and helper dogs» 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 (alert dogs, scientists, dogs), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:196-working-dogs-guide-sniffer-sheep-rescue-and-helper-dogs.lesson:9
# text = Medical alert dogs can notice changes in a person's body, often by smell, and warn them, for example before a dangerous drop in blood sugar; scientists are also testing whether dogs can sniff out some illnesses.
# source = school lesson (ours)
# course = biology
# lesson = 196-working-dogs-guide-sniffer-sheep-rescue-and-helper-dogs.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 ×1
1	Medical	medical	ADJ	JJ	Degree=Pos	2	amod	_	_
2	alert	alert	NOUN	NN	Number=Sing	3	compound	_	_
3	dogs	dog	NOUN	NNS	Number=Plur	5	nsubj	_	_
4	can	can	AUX	MD	VerbForm=Fin	5	aux	_	_
5	notice	notice	VERB	VB	VerbForm=Inf	0	root	_	_
6	changes	change	NOUN	NNS	Number=Plur	5	obj	_	_
7	in	in	ADP	IN	_	11	case	_	_
8	a	a	DET	DT	Definite=Ind|PronType=Art	9	det	_	_
9	person	person	NOUN	NN	Number=Sing	11	nmod:poss	_	_
10	's	's	PART	POS	_	9	case	_	_
11	body	body	NOUN	NN	Number=Sing	6	nmod	_	_
12	,	,	PUNCT	,	_	15	punct	_	_
13	often	often	ADV	RB	_	15	advmod	_	_
14	by	by	ADP	IN	_	15	case	_	_
15	smell	smell	NOUN	NN	Number=Sing	5	obl	_	_
16	,	,	PUNCT	,	_	18	punct	_	_
17	and	and	CCONJ	CC	_	18	cc	_	_
18	warn	warn	VERB	VB	VerbForm=Inf	5	conj	_	_
19	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	18	obj	_	_
20	,	,	PUNCT	,	_	22	punct	_	_
21	for	for	ADP	IN	_	22	case	_	_
22	example	example	NOUN	NN	Number=Sing	18	obl	_	_
23	before	before	ADP	IN	_	26	case	_	_
24	a	a	DET	DT	Definite=Ind|PronType=Art	26	det	_	_
25	dangerous	dangerous	ADJ	JJ	Degree=Pos	26	amod	_	_
26	drop	drop	NOUN	NN	Number=Sing	18	obl	_	_
27	in	in	ADP	IN	_	29	case	_	_
28	blood	blood	NOUN	NN	Number=Sing	29	compound	_	_
29	sugar	sugar	NOUN	NN	Number=Sing	26	nmod	_	_
30	;	;	PUNCT	:	_	34	punct	_	_
31	scientists	scientist	NOUN	NNS	Number=Plur	34	nsubj	_	_
32	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	34	aux	_	_
33	also	also	ADV	RB	_	34	advmod	_	_
34	testing	test	VERB	VBG	VerbForm=Ger	5	parataxis	_	Agree=R7-rel-agree|Haiku=5:conj
35	whether	whether	SCONJ	IN	_	38	mark	_	_
36	dogs	dog	NOUN	NNS	Number=Plur	38	nsubj	_	_
37	can	can	AUX	MD	VerbForm=Fin	38	aux	_	_
38	sniff	sniff	VERB	VB	VerbForm=Inf	34	ccomp	_	_
39	out	out	ADP	RP	_	38	compound:prt	_	_
40	some	some	DET	DT	PronType=Ind	41	det	_	_
41	illnesses	illness	NOUN	NNS	Number=Plur	38	obj	_	_
42	.	.	PUNCT	.	_	5	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 | **notice** | can | alert dogs | changes |  | a person's body |  | by smell | vn see-30.1-1 «NP V S»: agent=Experiencer change=Stimulus |
| 2 | **warn** *speech: warn* | infinitive | alert dogs *not said here* |  | dogs *= dog* |  | before a dangerous drop in blood sugar | for example | vn advise-37.9-1 «NP V NP.recipient»: agent=Agent they=Recipient |
| 3 | **test** | present · progressive | scientists |  |  |  |  |  | tree rules |
| 4 | **sniff out** | can | dogs | some illnesses |  |  |  |  | vn nonverbal\_expression-40.2 «NP V NP»: agent=Agent illness=Theme |

<!-- .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:196-working-dogs-guide-sniffer-sheep-rescue-and-helper-dogs.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): 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](https://md.mova.elamur.ai/free/en/releases/0.4/).

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