Exam question 2 · Distances and light years
Ascertain the approximate interval required for light emitted by the Sun to reach the Earth.
Mova's choice: option 1 · The right answer: option 3 · wrong ✗ · Who acts: you · What happens: ascertain, require, emit, reach · To what, where: approximate interval, Earth
This is exam question 2 of lesson 22 «Distances and light years» of the space 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 | Ascertain | ascertain | VERB | Mood=Imp VerbForm=Fin | root | root |
| 2 | the | the | DET | Definite=Def PronType=Art | 4 interval | det |
| 3 | approximate | approximate | ADJ | Degree=Pos | 4 interval | amod |
| 4 | interval | interval | NOUN | Number=Sing | 1 Ascertain | obj |
| 5 | required | require | VERB | Tense=Past VerbForm=Part Voice=Pass | 4 interval | acl |
| 6 | for | for | ADP | _ | 7 light | case |
| 7 | light | light | NOUN | Number=Sing | 5 required | obl |
| 8 | emitted | emit | VERB | Tense=Past VerbForm=Part Voice=Pass | 4 interval | acl |
| 9 | by | by | ADP | _ | 11 Sun | case |
| 10 | the | the | DET | Definite=Def PronType=Art | 11 Sun | det |
| 11 | Sun | Sun | PROPN | Number=Sing | 8 emitted | obl:agent |
| 12 | to | to | PART | _ | 13 reach | mark |
| 13 | reach | reach | VERB | VerbForm=Inf | 8 emitted | advcl |
| 14 | the | the | DET | Definite=Def PronType=Art | 15 Earth | det |
| 15 | Earth | Earth | PROPN | Number=Sing | 13 reach | obj |
| 16 | . | . | PUNCT | _ | 1 Ascertain | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | ascertain | imperative | you not said here | the approximate interval | vn discover-84 «NP V NP»: agent=Agent interval=Topic | ||||
| 2 | require | participle | the approximate interval not said here | for light | vn require-103-1 «NP V NP S_INF»: agent=Theme | ||||
| 3 | emit | participle | the approximate interval not said here | vn substance_emission-43.4 «NP V NP»: agent=Source | |||||
| 4 | reach | to-infinitive | the Earth | vn body_motion-49.2-1-1 «NP V NP ADV»: agent=Agent earth=Theme |
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
About twenty-four hours
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | About | about | ADV | _ | 4 four | advmod |
| 2 | twenty | twenty | NUM | NumForm=Word NumType=Card | 4 four | compound |
| 3 | - | - | PUNCT | _ | 2 twenty | punct |
| 4 | four | four | NUM | NumForm=Word NumType=Card | 5 hours | nummod |
| 5 | hours | hour | NOUN | Number=Plur | root | root |
The frames reader finds no event or fact in this sentence.
Option 2
About four years and two months
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | About | about | ADV | _ | 2 four | advmod |
| 2 | four | four | NUM | NumForm=Word NumType=Card | 3 years | nummod |
| 3 | years | year | NOUN | Number=Plur | root | root |
| 4 | and | and | CCONJ | _ | 6 months | cc |
| 5 | two | two | NUM | NumForm=Word NumType=Card | 6 months | nummod |
| 6 | months | month | NOUN | Number=Plur | 3 years | conj |
The frames reader finds no event or fact in this sentence.
Option 3 · ✓ the right answer
About eight minutes and twenty seconds
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | About | about | ADV | _ | 2 eight | advmod |
| 2 | eight | eight | NUM | NumForm=Word NumType=Card | 3 minutes | nummod |
| 3 | minutes | minute | NOUN | Number=Plur | root | root |
| 4 | and | and | CCONJ | _ | 6 seconds | cc |
| 5 | twenty | twenty | NUM | NumForm=Word NumType=Card | 6 seconds | nummod |
| 6 | seconds | second | NOUN | Number=Plur | 3 minutes | conj |
The frames reader finds no event or fact in this sentence.
Option 4
About one and three-tenths seconds
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | About | about | ADV | _ | 2 one | advmod |
| 2 | one | one | NUM | NumForm=Word NumType=Card | root | root |
| 3 | and | and | CCONJ | _ | 7 seconds | cc |
| 4 | three | three | NUM | NumForm=Word NumType=Card | 6 tenths | nummod |
| 5 | - | - | PUNCT | _ | 4 three | punct |
| 6 | tenths | tenth | NOUN | Number=Plur | 7 seconds | compound |
| 7 | seconds | second | NOUN | Number=Plur | 2 one | conj |
The frames reader finds no event or fact in this sentence.
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/space/22-distances-and-light-years/e2/