---
title: A helmet should sit level, about two fingers' width above the eyebro… — Bike helmets and roads · tree and pragmatics
description: A helmet should sit level, about two fingers' width above the eyebrows, with room for about one finger under the buckled chin strap; pushed back, it leaves the forehead bare, and many falls land on the front of the head. Who acts: helmet, foam, many, falls. A sentence of the lesson «Bike helmets and
---

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# Bike helmets and roads, sentence 7

<!-- .ven lang=en -->
A helmet should sit level, about two fingers' width above the eyebrows, with room for about one finger under the buckled chin strap; pushed back, it leaves the forehead bare, and many falls land on the front of the head.

<!-- .vintro -->
**Who acts:** helmet, foam, many, falls · **What happens:** sit, buckle, push back, leave, falls, land · **To what, where:** width, forehead, front

<!-- .vabout -->
This is a sentence of the lesson «Bike helmets and roads» 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 (helmet, foam, many, falls), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:medicine:072-bike-helmets-and-roads.lesson:7
# text = A helmet should sit level, about two fingers' width above the eyebrows, with room for about one finger under the buckled chin strap; pushed back, it leaves the forehead bare, and many falls land on the front of the head.
# source = school lesson (ours)
# course = medicine
# lesson = 072-bike-helmets-and-roads.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 ×1, R7-rel-agree ×3
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	helmet	helmet	NOUN	NN	Number=Sing	4	nsubj	_	_
3	should	should	AUX	MD	VerbForm=Fin	4	aux	_	_
4	sit	sit	VERB	VB	VerbForm=Inf	0	root	_	_
5	level	level	ADJ	JJ	Degree=Pos	4	xcomp	_	_
6	,	,	PUNCT	,	_	11	punct	_	_
7	about	about	ADV	RB	_	8	advmod	_	_
8	two	two	NUM	CD	NumForm=Word|NumType=Card	9	nummod	_	_
9	fingers	finger	NOUN	NNS	Number=Plur	11	nmod:poss	_	Agree=R7-rel-agree|Haiku=11:compound
10	'	's	PART	POS	_	9	case	_	_
11	width	width	NOUN	NN	Number=Sing	4	obl	_	_
12	above	above	ADP	IN	_	14	case	_	_
13	the	the	DET	DT	Definite=Def|PronType=Art	14	det	_	_
14	eyebrows	eyebrow	NOUN	NNS	Number=Plur	11	nmod	_	_
15	,	,	PUNCT	,	_	17	punct	_	_
16	with	with	ADP	IN	_	17	case	_	_
17	room	room	NOUN	NN	Number=Sing	4	conj	_	_
18	for	for	ADP	IN	_	21	case	_	_
19	about	about	ADV	RB	_	20	advmod	_	_
20	one	one	NUM	CD	NumForm=Word|NumType=Card	21	nummod	_	_
21	finger	finger	NOUN	NN	Number=Sing	17	nmod	_	_
22	under	under	ADP	IN	_	26	case	_	_
23	the	the	DET	DT	Definite=Def|PronType=Art	26	det	_	_
24	buckled	buckle	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	26	amod	_	_
25	chin	chin	NOUN	NN	Number=Sing	26	compound	_	_
26	strap	strap	NOUN	NN	Number=Sing	21	nmod	_	_
27	;	;	PUNCT	,	_	28	punct	_	_
28	pushed	push	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	32	advcl	_	Agree=R5-strong|Haiku=4:conj
29	back	back	ADV	RB	_	28	advmod	_	_
30	,	,	PUNCT	,	_	32	punct	_	_
31	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	32	nsubj	_	_
32	leaves	leave	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	parataxis	_	Agree=R7-rel-agree|Haiku=4:conj
33	the	the	DET	DT	Definite=Def|PronType=Art	34	det	_	_
34	forehead	forehead	NOUN	NN	Number=Sing	32	obj	_	_
35	bare	bare	ADJ	JJ	Degree=Pos	32	xcomp	_	_
36	,	,	PUNCT	,	_	40	punct	_	_
37	and	and	CCONJ	CC	_	40	cc	_	_
38	many	many	ADJ	JJ	Degree=Pos	39	nsubj	_	Agree=R7-rel-agree|Haiku=39:amod
39	falls	falls	NOUN	NNS	Number=Plur	40	nsubj	_	_
40	land	land	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	32	conj	_	_
41	on	on	ADP	IN	_	43	case	_	_
42	the	the	DET	DT	Definite=Def|PronType=Art	43	det	_	_
43	front	front	NOUN	NN	Number=Sing	40	obl	_	_
44	of	of	ADP	IN	_	46	case	_	_
45	the	the	DET	DT	Definite=Def|PronType=Art	46	det	_	_
46	head	head	NOUN	NN	Number=Sing	43	nmod	_	_
47	.	.	PUNCT	.	_	4	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 | **sit** | should | a helmet | two fingers's width above the eyebrows |  |  |  | level *property* | vn assuming\_position-50 «NP V»: agent=Agent |
| 2 | **buckle** | participle |  |  |  |  |  |  | vn tape-22.4 «NP V ADV-Middle»: agent=Patient |
| 3 | **push back** | participle | foam *not said here* |  |  |  |  |  | vn push-12-1-1 «NP V PP»: agent=Agent |
| 4 | **leave** | present | foam | the forehead |  |  |  | bare *property* | vn keep-15.2 «NP V NP»: agent=Agent forehead=Theme |
| 5 | **falls** |  | many |  |  |  |  |  | tree rules |
| 6 | **land** | present | falls |  |  | the front of the head |  |  | vn pocket-9.10-1 «NP V PP.destination»: agent=Theme on front=Destination |

<!-- .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:072-bike-helmets-and-roads.lesson:7`.

**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 ×3. **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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