---
title: Vaccines also protect people around you: when nearly everyone in a c… — Vaccinations and why · tree and pragmatics
description: Vaccines also protect people around you: when nearly everyone in a class is immune, a germ like measles can't find enough people to jump to, so babies too young for the jab and children having cancer treatment stay safe; this is herd immunity. Who acts: Vaccines, everyone, germ, babies. A sentence o
---

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# Vaccinations and why, sentence 2

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Vaccines also protect people around you: when nearly everyone in a class is immune, a germ like measles can't find enough people to jump to, so babies too young for the jab and children having cancer treatment stay safe; this is herd immunity.

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**Who acts:** Vaccines, everyone, germ, babies, children, cancer treatment · **What happens:** protect, be, not find, jump, have, stay · **To what, where:** people, enough people, cancer treatment, herd immunity

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This is a sentence of the lesson «Vaccinations and why» of the medicine 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 (Vaccines, everyone, germ, babies), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:medicine:029-vaccinations-and-why.lesson:2
# text = Vaccines also protect people around you: when nearly everyone in a class is immune, a germ like measles can't find enough people to jump to, so babies too young for the jab and children having cancer treatment stay safe; this is herd immunity.
# source = school lesson (ours)
# course = medicine
# lesson = 029-vaccinations-and-why.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, R8-pos-agree ×1
1	Vaccines	vaccine	NOUN	NNS	Number=Plur	3	nsubj	_	_
2	also	also	ADV	RB	_	3	advmod	_	_
3	protect	protect	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	Agree=R8-pos-agree|Haiku=0:root|HaikuPos=VERB:VB:Mood=Imp|VerbForm=Fin
4	people	people	NOUN	NNS	Number=Plur	3	obj	_	_
5	around	around	ADP	IN	_	6	case	_	_
6	you	you	PRON	PRP	Case=Acc|Person=2|PronType=Prs	3	obl	_	_
7	:	:	PUNCT	:	_	15	punct	_	_
8	when	when	ADV	WRB	PronType=Int	15	advmod	_	_
9	nearly	nearly	ADV	RB	_	10	advmod	_	_
10	everyone	everyone	PRON	NN	Number=Sing|PronType=Tot	15	nsubj	_	_
11	in	in	ADP	IN	_	13	case	_	_
12	a	a	DET	DT	Definite=Ind|PronType=Art	13	det	_	_
13	class	class	NOUN	NN	Number=Sing	10	nmod	_	_
14	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	15	cop	_	_
15	immune	immune	ADJ	JJ	Degree=Pos	3	parataxis	_	_
16	,	,	PUNCT	,	_	18	punct	_	_
17	a	a	DET	DT	Definite=Ind|PronType=Art	18	det	_	_
18	germ	germ	NOUN	NN	Number=Sing	15	conj	_	_
19	like	like	SCONJ	IN	_	23	mark	_	_
20	measles	measles	NOUN	NNS	Number=Plur	18	nmod	_	Agree=R5-strong|Haiku=23:nsubj
21	ca	can	AUX	MD	VerbForm=Fin	23	aux	_	_
22	n't	not	PART	RB	Polarity=Neg	23	advmod	_	_
23	find	find	VERB	VB	VerbForm=Inf	18	acl	_	_
24	enough	enough	ADJ	JJ	Degree=Pos	25	amod	_	_
25	people	people	NOUN	NNS	Number=Plur	23	obj	_	_
26	to	to	PART	TO	_	27	mark	_	_
27	jump	jump	VERB	VB	VerbForm=Inf	25	acl	_	_
28	to	to	ADP	IN	_	27	obl	_	_
29	,	,	PUNCT	,	_	33	punct	_	_
30	so	so	ADV	RB	_	33	advmod	_	_
31	babies	baby	NOUN	NNS	Number=Plur	33	nsubj	_	_
32	too	too	ADV	RB	_	33	advmod	_	_
33	young	young	ADJ	JJ	Degree=Pos	15	conj	_	_
34	for	for	ADP	IN	_	36	case	_	_
35	the	the	DET	DT	Definite=Def|PronType=Art	36	det	_	_
36	jab	jab	NOUN	NN	Number=Sing	33	obl	_	_
37	and	and	CCONJ	CC	_	38	cc	_	_
38	children	child	NOUN	NNS	Number=Plur	36	conj	_	_
39	having	have	VERB	VBG	VerbForm=Ger	38	acl	_	Agree=R5-strong|Haiku=36:acl
40	cancer	cancer	NOUN	NN	Number=Sing	41	compound	_	_
41	treatment	treatment	NOUN	NN	Number=Sing	39	obj	_	_
42	stay	stay	VERB	VB	VerbForm=Inf	39	xcomp	_	_
43	safe	safe	ADJ	JJ	Degree=Pos	42	xcomp	_	_
44	;	;	PUNCT	,	_	48	punct	_	_
45	this	this	PRON	DT	Number=Sing|PronType=Dem	48	nsubj	_	_
46	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	48	cop	_	_
47	herd	herd	NOUN	NN	Number=Sing	48	compound	_	_
48	immunity	immunity	NOUN	NN	Number=Sing	15	conj	_	_
49	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: changed act=assert

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **protect** | present | Vaccines |  | people |  |  | around you | vn defend-72.3 «NP V NP»: agent=Agent people=Beneficiary |
| 2 | **is** | present | everyone |  |  |  |  | immune *property* | tree rules |
| 3 | **not** **find** | can | a germ  measles *not said here* | enough people |  |  |  |  | vn discover-84 «NP V NP»: agent=Agent people=Topic |
| 4 | **jump** | to-infinitive | a germ  measles *not said here* | enough people *not said here* |  |  |  |  | vn run-51.3.2-2-1 «NP V»: agent=Theme |
| 5 | **be** |  | babies |  |  |  |  | for the jab and children | tree rules |
| 6 | **have** | gerund | children *not said here* | cancer treatment |  |  |  |  | tree rules |
| 7 | **stay** | infinitive | cancer treatment *not said here* |  |  |  |  | safe *property* | vn exist-47.1 «NP V»: agent=Theme |
| 8 | **is a** | present | this | herd immunity |  |  |  |  | tree rules |

<!-- .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:medicine:029-vaccinations-and-why.lesson:2`.

**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, R8-pos-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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