Test 10 · ★ · Compasses and the magnetic Earth

Why could you still find your way with a compass if your phone died in the hills?

Mova's choice: option 2 · The right answer: option 2 · right ✓ · Who acts: you, phone · What happens: find, die · To what, where: way

This is test 10 · ★ of lesson 30 «Compasses and the magnetic Earth» of the physics 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.

The question

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Why	why	ADV	PronType=Int	5 find	advmod
2	could	could	AUX	VerbForm=Fin	5 find	aux
3	you	you	PRON	Case=Nom Person=2 PronType=Prs	5 find	nsubj
4	still	still	ADV	_	5 find	advmod
5	find	find	VERB	Mood=Ind Person=2 Tense=Pres VerbForm=Fin	root	root
6	your	your	PRON	Case=Gen Person=2 Poss=Yes PronType=Prs	7 way	nmod:poss
7	way	way	NOUN	Number=Sing	5 find	obj
8	with	with	ADP	_	10 compass	case
9	a	a	DET	Definite=Ind PronType=Art	10 compass	det
10	compass	compass	NOUN	Number=Sing	5 find	obl
11	if	if	SCONJ	_	14 died	mark
12	your	your	PRON	Case=Gen Person=2 Poss=Yes PronType=Prs	13 phone	nmod:poss
13	phone	phone	NOUN	Number=Sing	14 died	nsubj
14	died	die	VERB	Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin	5 find	ccomp
15	in	in	ADP	_	17 hills	case
16	the	the	DET	Definite=Def PronType=Art	17 hills	det
17	hills	hill	NOUN	Number=Plur	14 died	obl
18	?	?	PUNCT	_	5 find	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	find	could	you	your way			still	with a compass	vn declare-29.4-1-1 «NP V NP ADJ»: agent=Agent way=Attribute clause=Theme
2	die a condition, not said to happen	past	your phone					in the hills	vn calibratable_cos-45.6.1 «NP.patient V PP.attribute»: agent=Patient in hill=Attribute

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.

The options

Option 1

The hills recharge the compass as you walk

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 hills	det
2	hills	hill	NOUN	Number=Plur	3 recharge	nsubj
3	recharge	recharge	VERB	Mood=Imp VerbForm=Fin	root	root
4	the	the	DET	Definite=Def PronType=Art	5 compass	det
5	compass	compass	NOUN	Number=Sing	3 recharge	obj
6	as	as	SCONJ	_	8 walk	mark
7	you	you	PRON	Case=Nom Person=2 PronType=Prs	8 walk	nsubj
8	walk	walk	VERB	Mood=Ind Number=Sing Person=2 Tense=Pres VerbForm=Fin	3 recharge	advcl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	recharge	infinitive	the hills	the compass					vn amuse-31.1 «NP V NP»: agent=Stimulus compass=Experiencer
2	walk	present	you						vn run-51.3.2-2-1 «NP V»: agent=Theme

Option 2 · ← Mova's choice · ✓ the right answer

A compass needs no batteries or signal

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	A	a	DET	Definite=Ind PronType=Art	2 compass	det
2	compass	compass	NOUN	Number=Sing	3 needs	nsubj
3	needs	need	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	no	no	DET	PronType=Neg	5 batteries	det
5	batteries	battery	NOUN	Number=Plur	3 needs	obj
6	or	or	CCONJ	_	7 signal	cc
7	signal	signal	NOUN	Number=Sing	5 batteries	conj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	need	present	a compass	no batteries or signal					vn want-32.1-1-1 «NP V NP ADV»: agent=Pivot battery=Theme

Option 3

A compass can also charge up a dead phone

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	A	a	DET	Definite=Ind PronType=Art	2 compass	det
2	compass	compass	NOUN	Number=Sing	5 charge	nsubj
3	can	can	AUX	VerbForm=Fin	5 charge	aux
4	also	also	ADV	_	5 charge	advmod
5	charge	charge	VERB	VerbForm=Inf	root	root
6	up	up	ADP	_	5 charge	compound:prt
7	a	a	DET	Definite=Ind PronType=Art	9 phone	det
8	dead	dead	ADJ	Degree=Pos	9 phone	amod
9	phone	phone	NOUN	Number=Sing	5 charge	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	charge up	can	a compass	a dead phone					vn run-51.3.2 «PP.location V NP»: agent=Initial_Location phone=Theme

Option 4

The compass talks to satellites in space

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 compass	det
2	compass	compass	NOUN	Number=Sing	3 talks	nsubj
3	talks	talk	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	to	to	ADP	_	5 satellites	case
5	satellites	satellite	NOUN	Number=Plur	3 talks	obl
6	in	in	ADP	_	7 space	case
7	space	space	NOUN	Number=Sing	5 satellites	nmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	talk	present	the compass					to satellites in space	vn talk-37.5 «NP V PP.co-agent»: agent=Agent to satellite=Co-Agent

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.

This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/questions/physics/30-compasses-and-the-magnetic-earth/t10/