---
title: Martha says Marie Curie discovered radioactivity alone. Which is fai… — Explorers, scientists and inventors · tree and pragmatics
description: Martha says Marie Curie discovered radioactivity alone. Which is fairer? Test 8 · ★ of lesson 20 «Explorers, scientists and inventors» of the myths 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 8 · ★ · Explorers, scientists and inventors

<!-- .ven lang=en -->
Martha says Marie Curie discovered radioactivity alone. Which is fairer?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** Martha, Marie · **What happens:** say, discover, be · **To what, where:** radioactivity · **Speech:** someone speaks here

<!-- .vabout -->
This is test 8 · ★ of lesson 20 «Explorers, scientists and inventors» of the myths 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/myths/20-explorers-scientists-and-inventors/#t8).

## The question {#question}

<!-- .note -->
*Sentence 1:* Martha says Marie Curie discovered radioactivity alone.

```conllu
# sent_id = question:myths:20-explorers-scientists-and-inventors:t8:1
# text = Martha says Marie Curie discovered radioactivity alone.
1	Martha	Martha	PROPN	NNP	Number=Sing	2	nsubj	_	_
2	says	say	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	Marie	Marie	PROPN	NNP	Number=Sing	5	nsubj	_	_
4	Curie	Curie	PROPN	NNP	Number=Sing	3	flat	_	_
5	discovered	discover	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	2	ccomp	_	_
6	radioactivity	radioactivity	NOUN	NN	Number=Sing	5	obj	_	_
7	alone	alone	ADV	RB	_	5	advmod	_	SpaceAfter=No
8	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **say** *speech: assert* | present | Martha |  |  |  |  |  | vn say-37.7-1-1 «NP V that S»: agent=Agent clause=Topic |
| 2 | **discover** | past | Marie | radioactivity |  |  |  | alone *property* | vn discover-84-1 «NP V NP»: agent=Agent radioactivity=Topic |

<!-- .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:* Which is fairer?

```conllu
# sent_id = question:myths:20-explorers-scientists-and-inventors:t8:2
# text = Which is fairer?
1	Which	which	PRON	WDT	PronType=Rel	3	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	fairer	fair	ADJ	JJR	Degree=Cmp	0	root	_	SpaceAfter=No
4	?	?	PUNCT	.	_	3	punct	_	_
```

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

## The options {#options}

### Option 1 · ← Mova's choice · ✓ the right answer {#o1}

<!-- .ven lang=en -->
Becquerel found it; she named it and with Pierre found radium and polonium

```conllu
# sent_id = question:myths:20-explorers-scientists-and-inventors:t8:o1:1
# text = Becquerel found it; she named it and with Pierre found radium and polonium
1	Becquerel	becquerel	NOUN	NN	Number=Sing	2	nsubj	_	_
2	found	find	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
3	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	obj	_	SpaceAfter=No
4	;	;	PUNCT	:	_	6	punct	_	_
5	she	she	PRON	PRP	Case=Nom|Gender=Fem|Number=Sing|Person=3|PronType=Prs	6	nsubj	_	_
6	named	name	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	2	parataxis	_	_
7	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	6	obj	_	_
8	and	and	CCONJ	CC	_	11	cc	_	_
9	with	with	SCONJ	IN	_	11	mark	_	_
10	Pierre	Pierre	PROPN	NNP	Number=Sing	11	nsubj	_	_
11	found	find	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	6	conj	_	_
12	radium	radium	NOUN	NN	Number=Sing	11	obj	_	_
13	and	and	CCONJ	CC	_	14	cc	_	_
14	polonium	polonium	NOUN	NN	Number=Sing	12	conj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **find** | past | Becquerel | it |  |  |  |  | vn discover-84 «NP V NP»: agent=Agent it=Topic |
| 2 | **name** | past | Becquerel | it |  |  |  |  | vn appoint-29.1 «NP V NP»: agent=Agent it=Theme |
| 3 | **find** | past | Pierre | radium and polonium |  |  |  |  | vn discover-84 «NP V NP»: agent=Agent radium=Topic |

### Option 2 {#o2}

<!-- .ven lang=en -->
Pierre Curie did all the work, and she only helped

```conllu
# sent_id = question:myths:20-explorers-scientists-and-inventors:t8:o2:1
# text = Pierre Curie did all the work, and she only helped
1	Pierre	Pierre	PROPN	NNP	Number=Sing	3	nsubj	_	_
2	Curie	Curie	PROPN	NNP	Number=Sing	1	flat	_	_
3	did	do	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
4	all	all	DET	PDT	PronType=Tot	6	det:predet	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	work	work	NOUN	NN	Number=Sing	3	obj	_	SpaceAfter=No
7	,	,	PUNCT	,	_	11	punct	_	_
8	and	and	CCONJ	CC	_	11	cc	_	_
9	she	she	PRON	PRP	Case=Nom|Gender=Fem|Number=Sing|Person=3|PronType=Prs	11	nsubj	_	_
10	only	only	ADV	RB	_	11	advmod	_	_
11	helped	help	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	3	conj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **do** | past | Pierre | all work |  |  |  |  | vn act-114-1 «NP V NP»: agent=Agent work=Eventuality |
| 2 | **help** | past | Pierre |  |  |  |  |  | vn help-72.1-1-1 «NP V PP.theme»: agent=Agent |

### Option 3 {#o3}

<!-- .ven lang=en -->
Einstein discovered it, and she wrote about it

```conllu
# sent_id = question:myths:20-explorers-scientists-and-inventors:t8:o3:1
# text = Einstein discovered it, and she wrote about it
1	Einstein	Einstein	PROPN	NNP	Number=Sing	2	nsubj	_	_
2	discovered	discover	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
3	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	obj	_	SpaceAfter=No
4	,	,	PUNCT	,	_	7	punct	_	_
5	and	and	CCONJ	CC	_	7	cc	_	_
6	she	she	PRON	PRP	Case=Nom|Gender=Fem|Number=Sing|Person=3|PronType=Prs	7	nsubj	_	_
7	wrote	write	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	2	conj	_	_
8	about	about	ADP	IN	_	9	case	_	_
9	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	7	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **discover** | past | Einstein | it |  |  |  |  | vn discover-84-1 «NP V NP»: agent=Agent it=Topic |
| 2 | **write** | past | Einstein |  |  |  |  | about it | vn lecture-37.11-1 «NP V PP.topic»: agent=Agent about it=Topic |

### Option 4 {#o4}

<!-- .ven lang=en -->
She discovered it alone and nobody else worked on it

```conllu
# sent_id = question:myths:20-explorers-scientists-and-inventors:t8:o4:1
# text = She discovered it alone and nobody else worked on it
1	She	she	PRON	PRP	Case=Nom|Gender=Fem|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	discovered	discover	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
3	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	obj	_	_
4	alone	alone	ADV	RB	_	2	advmod	_	_
5	and	and	CCONJ	CC	_	8	cc	_	_
6	nobody	nobody	PRON	NN	Number=Sing|PronType=Neg	8	nsubj	_	_
7	else	else	ADV	RB	_	6	advmod	_	_
8	worked	work	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	2	conj	_	_
9	on	on	ADP	IN	_	10	case	_	_
10	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	8	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **discover** | past | She | it |  |  |  | alone *property* | vn discover-84-1 «NP V NP»: agent=Agent it=Topic |
| 2 | **work** | past | nobody |  |  |  |  | on it | vn employment-95.3 «NP V PP.theme»: agent=Agent on it=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.

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