Exam question 1 · Electricity dangers: sockets, water, chargers and batteries
Identify the principal reason for which mains electricity presents a danger to life whereas a torch battery does not.
Mova's choice: option 1 · The right answer: option 2 · wrong ✗ · Who acts: you, principal reason, danger · What happens: identify, main, present, not do · To what, where: electricity
This is exam question 1 of lesson 16 «Electricity dangers: sockets, water, chargers and batteries» of the technology course of Mova's primary school, asked in stiff, formal language. 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 | Identify | identify | VERB | Mood=Imp VerbForm=Fin | root | root |
| 2 | the | the | DET | Definite=Def PronType=Art | 4 reason | det |
| 3 | principal | principal | ADJ | Degree=Pos | 4 reason | amod |
| 4 | reason | reason | NOUN | Number=Sing | 9 presents | nsubj |
| 5 | for | for | ADP | _ | 6 which | case |
| 6 | which | which | PRON | PronType=Rel | 7 mains | nsubj |
| 7 | mains | main | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 4 reason | acl |
| 8 | electricity | electricity | NOUN | Number=Sing | 7 mains | obj |
| 9 | presents | present | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 1 Identify | ccomp |
| 10 | a | a | DET | Definite=Ind PronType=Art | 11 danger | det |
| 11 | danger | danger | NOUN | Number=Sing | 18 does | nsubj |
| 12 | to | to | ADP | _ | 13 life | case |
| 13 | life | life | NOUN | Number=Sing | 11 danger | nmod |
| 14 | whereas | whereas | SCONJ | _ | 17 battery | case |
| 15 | a | a | DET | Definite=Ind PronType=Art | 17 battery | det |
| 16 | torch | torch | NOUN | Number=Sing | 17 battery | compound |
| 17 | battery | battery | NOUN | Number=Sing | 11 danger | nmod |
| 18 | does | do | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 9 presents | conj |
| 19 | not | not | PART | Polarity=Neg | 18 does | advmod |
| 20 | . | . | PUNCT | _ | 1 Identify | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | identify | imperative | you not said here | vn characterize-29.2-1-1 «NP V S_ING»: agent=Agent clause=Theme | |||||
| 2 | main | present | the principal reason | electricity | tree rules | ||||
| 3 | present | present | the principal reason | vn fulfilling-13.4.1 «NP V NP»: agent=Agent | |||||
| 4 | not do | present | a danger to life whereas a torch battery | vn act-114-1 «NP V»: agent=Agent |
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 · ← Mova's choice
The human body conducts only battery electricity
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | The | the | DET | Definite=Def PronType=Art | 3 body | det |
| 2 | human | human | ADJ | Degree=Pos | 3 body | amod |
| 3 | body | body | NOUN | Number=Sing | 4 conducts | nsubj |
| 4 | conducts | conduct | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | root | root |
| 5 | only | only | ADV | _ | 7 electricity | advmod |
| 6 | battery | battery | NOUN | Number=Sing | 7 electricity | compound |
| 7 | electricity | electricity | NOUN | Number=Sing | 4 conducts | obj |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | conduct | present | the human body | battery electricity | vn accompany-51.7 «NP V NP»: agent=Agent electricity=Theme |
Option 2 · ✓ the right answer
The mains voltage is greater by a very large factor
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | The | the | DET | Definite=Def PronType=Art | 3 voltage | det |
| 2 | mains | main | NOUN | Number=Plur | 3 voltage | compound |
| 3 | voltage | voltage | NOUN | Number=Sing | 5 greater | nsubj |
| 4 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 5 greater | cop |
| 5 | greater | great | ADJ | Degree=Cmp | root | root |
| 6 | by | by | ADP | _ | 10 factor | case |
| 7 | a | a | DET | Definite=Ind PronType=Art | 10 factor | det |
| 8 | very | very | ADV | _ | 9 large | advmod |
| 9 | large | large | ADJ | Degree=Pos | 10 factor | amod |
| 10 | factor | factor | NOUN | Number=Sing | 5 greater | obl |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | is | present | the mains voltage | by a large factor; great property | tree rules |
Option 3
The mains supply consists of alternating light
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | The | the | DET | Definite=Def PronType=Art | 3 supply | det |
| 2 | mains | main | NOUN | Number=Plur | 3 supply | compound |
| 3 | supply | supply | NOUN | Number=Sing | 4 consists | nsubj |
| 4 | consists | consist | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | root | root |
| 5 | of | of | SCONJ | _ | 6 alternating | mark |
| 6 | alternating | alternate | VERB | Tense=Pres VerbForm=Part | 4 consists | advcl |
| 7 | light | light | NOUN | Number=Sing | 6 alternating | obj |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | consist | present | the mains supply | tree rules | |||||
| 2 | alternate | gerund | the mains supply not said here | light | vn amalgamate-22.2-2-1 «NP V NP»: agent=Agent light=Patient |
Option 4
The battery contains no electrical energy
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | The | the | DET | Definite=Def PronType=Art | 2 battery | det |
| 2 | battery | battery | NOUN | Number=Sing | 3 contains | nsubj |
| 3 | contains | contain | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | root | root |
| 4 | no | no | DET | PronType=Neg | 6 energy | det |
| 5 | electrical | electrical | ADJ | Degree=Pos | 6 energy | amod |
| 6 | energy | energy | NOUN | Number=Sing | 3 contains | obj |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | contain | present | the battery | no electrical energy | vn comprise-107.2-2 «NP V NP»: agent=Pivot energy=Theme |
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/technology/16-electricity-dangers/e1/