---
title: A cart on a muddy road and a wagon on iron rails carry the same load… — Transport: from horses to planes · tree and pragmatics
description: A cart on a muddy road and a wagon on iron rails carry the same load. Why does the wagon need far less pulling? Test 4 · ★ of lesson 99 «Transport: from horses to planes» of the world course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's 
---

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# Test 4 · ★ · Transport: from horses to planes

<!-- .ven lang=en -->
A cart on a muddy road and a wagon on iron rails carry the same load. Why does the wagon need far less pulling?

<!-- .vintro -->
**Mova's choice:** option 3 · **The right answer:** option 4 · wrong ✗ · **Who acts:** cart, wagon · **What happens:** carry, need, pull · **To what, where:** same load

<!-- .vabout -->
This is test 4 · ★ of lesson 99 «Transport: from horses to planes» of the world course of Mova's primary school. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: [the test at school](https://md.mova.elamur.ai/free/en/school-run/world/99-transport-horses-to-planes/#t4).

## The question {#question}

<!-- .note -->
*Sentence 1:* A cart on a muddy road and a wagon on iron rails carry the same load.

```conllu
# sent_id = question:world:99-transport-horses-to-planes:t4:1
# text = A cart on a muddy road and a wagon on iron rails carry the same load.
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	cart	cart	NOUN	NN	Number=Sing	13	nsubj	_	_
3	on	on	ADP	IN	_	6	case	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
5	muddy	muddy	ADJ	JJ	Degree=Pos	6	amod	_	_
6	road	road	NOUN	NN	Number=Sing	2	nmod	_	_
7	and	and	CCONJ	CC	_	9	cc	_	_
8	a	a	DET	DT	Definite=Ind|PronType=Art	9	det	_	_
9	wagon	wagon	NOUN	NN	Number=Sing	6	conj	_	_
10	on	on	ADP	IN	_	12	case	_	_
11	iron	iron	NOUN	NN	Number=Sing	12	compound	_	_
12	rails	rail	NOUN	NNS	Number=Plur	9	nmod	_	_
13	carry	carry	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
14	the	the	DET	DT	Definite=Def|PronType=Art	16	det	_	_
15	same	same	ADJ	JJ	Degree=Pos	16	amod	_	_
16	load	load	NOUN	NN	Number=Sing	13	obj	_	SpaceAfter=No
17	.	.	PUNCT	.	_	13	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **carry** | present | a cart on a muddy road and a wagon on iron rails | the same load |  |  |  |  | vn carry-11.4 «NP V NP»: agent=Agent load=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.

<!-- .note -->
*Sentence 2:* Why does the wagon need far less pulling?

```conllu
# sent_id = question:world:99-transport-horses-to-planes:t4:2
# text = Why does the wagon need far less pulling?
1	Why	why	ADV	WRB	PronType=Int	5	advmod	_	_
2	does	do	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	aux	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	wagon	wagon	NOUN	NN	Number=Sing	5	nsubj	_	_
5	need	need	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	far	far	ADV	RB	Degree=Pos	7	advmod	_	_
7	less	less	ADV	RBR	Degree=Cmp	8	advmod	_	_
8	pulling	pull	VERB	VBG	Tense=Pres|VerbForm=Part	5	advcl	_	SpaceAfter=No
9	?	?	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **need** | present · do-support | the wagon |  |  |  |  |  | vn want-32.1-1-1 «NP V NP S\_INF»: agent=Pivot |
| 2 | **pull** | gerund | the wagon *not said here* |  |  |  |  | less *property* | vn slide-11.2 «NP V»: agent=Theme |

## The options {#options}

### Option 1 {#o1}

<!-- .ven lang=en -->
Iron rails push the wagon along by magnetism

```conllu
# sent_id = question:world:99-transport-horses-to-planes:t4:o1:1
# text = Iron rails push the wagon along by magnetism
1	Iron	iron	NOUN	NN	Number=Sing	2	compound	_	_
2	rails	rail	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	push	push	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	wagon	wagon	NOUN	NN	Number=Sing	3	obj	_	_
6	along	along	ADV	RB	_	3	advmod	_	_
7	by	by	ADP	IN	_	8	case	_	_
8	magnetism	magnetism	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **push** | present | Iron rails | the wagon |  |  |  | by magnetism; along *property* | vn funnel-9.3-1-1 «NP V NP PP.trajectory»: agent=Agent wagon=Theme by magnetism=Trajectory |

### Option 2 {#o2}

<!-- .ven lang=en -->
Rails make the load lighter

```conllu
# sent_id = question:world:99-transport-horses-to-planes:t4:o2:1
# text = Rails make the load lighter
1	Rails	rail	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	make	make	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	load	load	NOUN	NN	Number=Sing	2	obj	_	_
5	lighter	light	ADJ	JJR	Degree=Cmp	2	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | Rails | the load |  |  |  | light *property* | vn build-26.1-1 «NP.material V NP»: agent=Material load=Product |

### Option 3 · ← Mova's choice {#o3}

<!-- .ven lang=en -->
Mud pulls the cart towards the ground

```conllu
# sent_id = question:world:99-transport-horses-to-planes:t4:o3:1
# text = Mud pulls the cart towards the ground
1	Mud	mud	NOUN	NN	Number=Sing	2	nsubj	_	_
2	pulls	pull	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	cart	cart	NOUN	NN	Number=Sing	2	obj	_	_
5	towards	towards	ADP	IN	_	7	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	ground	ground	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **pull** | present | Mud | the cart |  | the ground |  |  | vn carry-11.4 «NP V NP PP.destination»: agent=Agent cart=Theme towards ground=Destination |

### Option 4 · ✓ the right answer {#o4}

<!-- .ven lang=en -->
There is much less friction on smooth rails

```conllu
# sent_id = question:world:99-transport-horses-to-planes:t4:o4:1
# text = There is much less friction on smooth rails
1	There	there	PRON	EX	PronType=Dem	2	expl	_	_
2	is	be	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	much	much	ADV	RB	_	4	advmod	_	_
4	less	less	ADJ	JJR	Degree=Cmp	5	amod	_	_
5	friction	friction	NOUN	NN	Number=Sing	2	nsubj	_	_
6	on	on	ADP	IN	_	8	case	_	_
7	smooth	smooth	ADJ	JJ	Degree=Pos	8	amod	_	_
8	rails	rail	NOUN	NNS	Number=Plur	5	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **be** | present | less friction on smooth rails |  |  | there |  |  | vn exist-47.1 «NP V»: agent=Theme |

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**Text:** the tests of Mova's primary school, written for Mova (`world/data/school/`), as the course runner gave them to the student. **Trees:** Mova's own parse — the `en` model on the CPU, when the site is built — not checked by a teacher; they may be wrong. **Frames:** Mova's frames reader (`prag`), each text read on its own. Elamur Cosmic License.

<!-- /div -->

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- ← previous: [Transport: from horses to planes, test 3](https://md.mova.elamur.ai/free/en/corpora/questions/world/99-transport-horses-to-planes/t3/)
- next →: [Transport: from horses to planes, test 5](https://md.mova.elamur.ai/free/en/corpora/questions/world/99-transport-horses-to-planes/t5/)
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