Why we sleep when ill, sentence 4

When fighting an infection the immune system releases chemical messengers, called cytokines, that make you sleepy so the body can save energy.

Who acts: immune system, chemical messengers, body · What happens: fight, release, call, make, save · To what, where: infection, chemical messengers, cytokines, you, energy · Speech: someone speaks here

This is a sentence of the lesson «Why we sleep when ill» 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 (immune system, chemical messengers, body), what happens, when and where, as Mova's frames read it from the tree.

The tree

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	When	when	SCONJ	_	2 fighting	mark
2	fighting	fight	VERB	Tense=Pres VerbForm=Part	8 releases	advcl
3	an	a	DET	Definite=Ind PronType=Art	4 infection	det
4	infection	infection	NOUN	Number=Sing	2 fighting	obj
5	the	the	DET	Definite=Def PronType=Art	7 system	det
6	immune	immune	NOUN	Number=Sing	7 system	compound
7	system	system	NOUN	Number=Sing	8 releases	nsubj
8	releases	release	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
9	chemical	chemical	ADJ	Degree=Pos	10 messengers	amod
10	messengers	messenger	NOUN	Number=Plur	8 releases	obj
11	,	,	PUNCT	_	12 called	punct
12	called	call	VERB	Tense=Past VerbForm=Part Voice=Pass	10 messengers	acl
13	cytokines	cytokine	NOUN	Number=Plur	12 called	xcomp
14	,	,	PUNCT	_	8 releases	punct
15	that	that	PRON	PronType=Rel	16 make	nsubj
16	make	make	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	10 messengers	acl:relcl
17	you	you	PRON	Case=Acc Person=2 PronType=Prs	16 make	obj
18	sleepy	sleepy	ADJ	Degree=Pos	16 make	xcomp
19	so	so	SCONJ	_	23 save	mark
20	the	the	DET	Definite=Def PronType=Art	21 body	det
21	body	body	NOUN	Number=Sing	23 save	nsubj
22	can	can	AUX	VerbForm=Fin	23 save	aux
23	save	save	VERB	VerbForm=Inf	16 make	advcl
24	energy	energy	NOUN	Number=Sing	23 save	obj
25	.	.	PUNCT	_	8 releases	punct

Pragmatics

form: statement
act: assert
voice: narrator
polarity: none
teacher: changed act=assert

#	verb	tense, mood	who	what, whom	other	roles by
1	fight	gerund	the immune system not said here	a infection		vn battle-36.4-1 «NP V NP»: agent=Agent infection=Co-Agent
2	release	present	the immune system	chemical messengers		vn free-10.6.3-1 «NP V NP S_ING»: agent=Causer messenger=Source
3	call	participle	chemical messengers not said here	cytokines		vn initiate_communication-37.4.2-1 «NP V»: agent=Agent
4	make	present	chemical messengers	you	sleepy property	vn build-26.1-1 «NP.asset V NP»: agent=Asset you=Product
5	save	can	the body	energy		vn get-13.5.1-1 «NP V NP»: agent=Agent energy=Theme

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.

Licence: CC 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:031-why-we-sleep-when-ill.lesson:4.

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 ×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.

This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/school/medicine/31-why-we-sleep-when-ill/4/