---
title: A heavy bag on one shoulder can strain the back and shoulders, so us… — Exercise and posture · tree and pragmatics
description: A heavy bag on one shoulder can strain the back and shoulders, so use both straps and pack only what you need; it rarely causes lasting damage. Who acts: heavy bag, you, bag. A sentence of the lesson «Exercise and posture» of the medicine course of Mova's primary school with its dependency tree and 
---

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# Exercise and posture, sentence 7

<!-- .ven lang=en -->
A heavy bag on one shoulder can strain the back and shoulders, so use both straps and pack only what you need; it rarely causes lasting damage.

<!-- .vintro -->
**Who acts:** heavy bag, you, bag · **What happens:** strain, use, pack, need, cause, last · **To what, where:** back, straps, lasting damage

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This is a sentence of the lesson «Exercise and posture» 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 (heavy bag, you, bag), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:medicine:034-exercise-and-posture.lesson:7
# text = A heavy bag on one shoulder can strain the back and shoulders, so use both straps and pack only what you need; it rarely causes lasting damage.
# source = school lesson (ours)
# course = medicine
# lesson = 034-exercise-and-posture.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, R8-pos-agree ×1
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	heavy	heavy	ADJ	JJ	Degree=Pos	3	amod	_	_
3	bag	bag	NOUN	NN	Number=Sing	8	nsubj	_	_
4	on	on	ADP	IN	_	6	case	_	_
5	one	one	NUM	CD	NumForm=Word|NumType=Card	6	nummod	_	_
6	shoulder	shoulder	NOUN	NN	Number=Sing	3	nmod	_	_
7	can	can	AUX	MD	VerbForm=Fin	8	aux	_	_
8	strain	strain	VERB	VB	VerbForm=Inf	0	root	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	back	back	NOUN	NN	Number=Sing	8	obj	_	_
11	and	and	CCONJ	CC	_	12	cc	_	_
12	shoulders	shoulder	NOUN	NNS	Number=Plur	10	conj	_	_
13	,	,	PUNCT	,	_	15	punct	_	_
14	so	so	ADV	RB	_	15	advmod	_	_
15	use	use	VERB	VB	VerbForm=Inf	8	parataxis	_	Agree=R7-rel-agree|Haiku=8:conj
16	both	both	DET	DT	PronType=Tot	17	det	_	_
17	straps	strap	NOUN	NNS	Number=Plur	15	obj	_	_
18	and	and	CCONJ	CC	_	19	cc	_	_
19	pack	pack	VERB	VB	VerbForm=Inf	15	conj	_	_
20	only	only	ADV	RB	_	21	advmod	_	_
21	what	what	PRON	WP	PronType=Int	23	obj	_	_
22	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	23	nsubj	_	_
23	need	need	VERB	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	19	advcl	_	_
24	;	;	PUNCT	:	_	27	punct	_	_
25	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	27	nsubj	_	_
26	rarely	rarely	ADV	RB	_	27	advmod	_	_
27	causes	cause	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	parataxis	_	_
28	lasting	last	VERB	VBG	VerbForm=Ger	29	amod	_	Agree=R8-pos-agree|Haiku=29:amod|HaikuPos=ADJ:JJ:Degree=Pos
29	damage	damage	NOUN	NN	Number=Sing	27	obj	_	_
30	.	.	PUNCT	.	_	8	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 | **strain** | can | a heavy bag on one shoulder | the back and shoulders |  |  |  |  | vn wipe\_manner-10.4.1 «NP V NP.source»: agent=Agent back=Source |
| 2 | **use** | infinitive |  | both straps |  |  |  |  | vn eat-39.1 «NP V NP»: agent=Agent strap=Patient |
| 3 | **pack** | infinitive |  |  |  |  |  |  | vn spray-9.7-1-1 «NP V PP.destination»: agent=Theme |
| 4 | **need** | present | you |  |  |  |  |  | vn want-32.1-1-1 «NP V NP ADV»: agent=Pivot what=Theme |
| 5 | **cause** | present | bag | lasting damage |  |  |  | rarely *property* | vn engender-27.1-1 «NP V NP»: agent=Precondition damage=Patient |
| 6 | **last** | gerund |  |  |  |  |  |  | vn cost-54.2 «NP V NP.value»: agent=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:medicine:034-exercise-and-posture.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): R7-rel-agree ×1, 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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- ← previous: [Exercise and posture, 6](https://md.mova.elamur.ai/free/en/corpora/school/medicine/34-exercise-and-posture/6/)
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