Snakes and lizards, sentence 8

Venomous snakes inject venom through fangs, mostly to catch prey, and bite people only when frightened or stepped on; in Britain the adder is the only venomous snake.

Who acts: Venomous snakes, adder · What happens: inject, catch, bite, frighten, step on, be · To what, where: venom, fangs, prey, people, only venomous snake

This is a sentence of the lesson «Snakes and lizards» 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 (Venomous snakes, adder), 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	Venomous	venomous	ADJ	Degree=Pos	2 snakes	amod
2	snakes	snake	NOUN	Number=Plur	3 inject	nsubj
3	inject	inject	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
4	venom	venom	NOUN	Number=Sing	3 inject	obj
5	through	through	ADP	_	6 fangs	case
6	fangs	fang	NOUN	Number=Plur	3 inject	obl
7	,	,	PUNCT	_	10 catch	punct
8	mostly	mostly	ADV	_	10 catch	advmod
9	to	to	PART	_	10 catch	mark
10	catch	catch	VERB	VerbForm=Inf	3 inject	advcl
11	prey	prey	NOUN	Number=Sing	10 catch	obj
12	,	,	PUNCT	_	14 bite	punct
13	and	and	CCONJ	_	14 bite	cc
14	bite	bite	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	3 inject	conj
15	people	people	NOUN	Number=Plur	14 bite	obj
16	only	only	ADV	_	18 frightened	advmod
17	when	when	ADV	PronType=Int	18 frightened	advmod
18	frightened	frighten	VERB	Tense=Past VerbForm=Part Voice=Pass	14 bite	advcl
19	or	or	CCONJ	_	20 stepped	cc
20	stepped	step	VERB	Tense=Past VerbForm=Part Voice=Pass	18 frightened	conj
21	on	on	ADP	_	20 stepped	compound:prt
22	;	;	PUNCT	_	31 snake	punct
23	in	in	ADP	_	24 Britain	case
24	Britain	Britain	PROPN	Number=Sing	26 adder	nmod
25	the	the	DET	Definite=Def PronType=Art	26 adder	det
26	adder	adder	NOUN	Number=Sing	31 snake	nsubj
27	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	31 snake	cop
28	the	the	DET	Definite=Def PronType=Art	31 snake	det
29	only	only	ADJ	Degree=Pos	31 snake	amod
30	venomous	venomous	ADJ	Degree=Pos	31 snake	amod
31	snake	snake	NOUN	Number=Sing	3 inject	parataxis
32	.	.	PUNCT	_	3 inject	punct

Pragmatics

No stored speech act for this sentence.

#	verb	tense, mood	who	what, whom	where	other	roles by
1	inject	present	Venomous snakes	venom	fangs		vn eat-39.1 «NP V NP»: agent=Agent venom=Patient
2	catch	to-infinitive	Venomous snakes not said here	prey		mostly property	vn get-13.5.1 «NP V NP»: agent=Agent prey=Theme
3	bite	present	Venomous snakes not said here	people			vn swat-18.2 «NP V NP»: agent=Agent people=Patient
4	frighten	participle	Venomous snakes not said here				vn amuse-31.1 «NP V ADV-Middle»: agent=Experiencer
5	step on	participle	Venomous snakes not said here				vn run-51.3.2 «NP V»: agent=Theme
6	is a	present	the adder in Britain	the only venomous snake			tree rules

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:biology:030-snakes-and-lizards.lesson:8.

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): R1-cc-next ×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.

This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/school/biology/30-snakes-and-lizards/8/