---
title: Miners long ago lit their way with open flames. Why was that so dang… — Famous discoveries told as stories · tree and pragmatics
description: Miners long ago lit their way with open flames. Why was that so dangerous? Test 7 of lesson 35 «Famous discoveries told as stories» of the chemistry course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was right.
---

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# Test 7 · Famous discoveries told as stories

<!-- .ven lang=en -->
Miners long ago lit their way with open flames. Why was that so dangerous?

<!-- .vintro -->
**Mova's choice:** option 3 · **The right answer:** option 3 · right ✓ · **Who acts:** Miners · **What happens:** light, be · **To what, where:** way

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This is test 7 of lesson 35 «Famous discoveries told as stories» of the chemistry 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/chemistry/35-famous-discoveries-stories/#t7).

## The question {#question}

<!-- .note -->
*Sentence 1:* Miners long ago lit their way with open flames.

```conllu
# sent_id = question:chemistry:35-famous-discoveries-stories:t7:1
# text = Miners long ago lit their way with open flames.
1	Miners	miner	NOUN	NNS	Number=Plur	4	nsubj	_	_
2	long	long	ADV	RB	Degree=Pos	3	advmod	_	_
3	ago	ago	ADV	RB	_	4	advmod	_	_
4	lit	light	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
5	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	6	nmod:poss	_	_
6	way	way	NOUN	NN	Number=Sing	4	obj	_	_
7	with	with	ADP	IN	_	9	case	_	_
8	open	open	ADJ	JJ	Degree=Pos	9	amod	_	_
9	flames	flame	NOUN	NNS	Number=Plur	4	obl	_	SpaceAfter=No
10	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **light** | past | Miners | Miners's way |  |  |  | with open flames; ago *property* | vn preparing-26.3-1 «NP V NP»: agent=Agent way=Product with flame=Material |

<!-- .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 was that so dangerous?

```conllu
# sent_id = question:chemistry:35-famous-discoveries-stories:t7:2
# text = Why was that so dangerous?
1	Why	why	ADV	WRB	PronType=Int	5	advmod	_	_
2	was	be	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	5	cop	_	_
3	that	that	SCONJ	IN	_	5	mark	_	_
4	so	so	ADV	RB	_	5	advmod	_	_
5	dangerous	dangerous	ADJ	JJ	Degree=Pos	0	root	_	SpaceAfter=No
6	?	?	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | past |  |  |  |  |  | dangerous *property* | tree rules |

## The options {#options}

### Option 1 {#o1}

<!-- .ven lang=en -->
Open flames made the coal disappear

```conllu
# sent_id = question:chemistry:35-famous-discoveries-stories:t7:o1:1
# text = Open flames made the coal disappear
1	Open	open	ADJ	JJ	Degree=Pos	2	amod	_	_
2	flames	flame	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	made	make	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	coal	coal	NOUN	NN	Number=Sing	3	obj	_	_
6	disappear	disappear	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | past | Open flames | the coal |  |  |  |  | tree rules |
| 2 | **disappear** | present | the coal *not said here* |  |  |  |  |  | vn disappearance-48.2-1 «NP V»: agent=Theme |

### Option 2 {#o2}

<!-- .ven lang=en -->
The light scared the pit ponies away

```conllu
# sent_id = question:chemistry:35-famous-discoveries-stories:t7:o2:1
# text = The light scared the pit ponies away
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	light	light	NOUN	NN	Number=Sing	3	nsubj	_	_
3	scared	scare	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	pit	pit	NOUN	NN	Number=Sing	6	nsubj	_	_
6	ponies	pony	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	ccomp	_	_
7	away	away	ADV	RB	_	6	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **scare** | past | the light |  |  |  |  |  | tree rules |
| 2 | **pony away** | present | the pit |  |  |  |  | away *property* | tree rules |

### Option 3 · ← Mova's choice · ✓ the right answer {#o3}

<!-- .ven lang=en -->
The flame could set off gas in the mine

```conllu
# sent_id = question:chemistry:35-famous-discoveries-stories:t7:o3:1
# text = The flame could set off gas in the mine
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	flame	flame	NOUN	NN	Number=Sing	4	nsubj	_	_
3	could	could	AUX	MD	VerbForm=Fin	4	aux	_	_
4	set	set	VERB	VB	VerbForm=Inf	0	root	_	_
5	off	off	ADP	RP	_	4	compound:prt	_	_
6	gas	gas	NOUN	NN	Number=Sing	4	obj	_	_
7	in	in	ADP	IN	_	9	case	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	mine	mine	NOUN	NN	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **set off** | could | the flame | gas |  | the mine |  |  | vn engender-27.1 «NP V NP»: agent=Precondition gas=Patient |

### Option 4 {#o4}

<!-- .ven lang=en -->
The flames made the air too cold

```conllu
# sent_id = question:chemistry:35-famous-discoveries-stories:t7:o4:1
# text = The flames made the air too cold
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	flames	flame	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	made	make	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	air	air	NOUN	NN	Number=Sing	3	obj	_	_
6	too	too	ADV	RB	_	7	advmod	_	_
7	cold	cold	ADJ	JJ	Degree=Pos	3	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | past | the flames | the air |  |  |  | cold *property* | vn build-26.1-1 «NP.asset V NP»: agent=Asset air=Product |

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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.

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- ← previous: [Famous discoveries told as stories, test 6](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/35-famous-discoveries-stories/t6/)
- next →: [Famous discoveries told as stories, test 8](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/35-famous-discoveries-stories/t8/)
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