Test 9 · ★ · Mirrors, rainbows and the blue sky
Which shows that white light is a mixture of colours?
Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · Who acts: white light · What happens: show, be · To what, where: mixture · Speech: someone speaks here
This is test 9 · ★ of lesson 21 «Mirrors, rainbows and the blue sky» 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 | Which | which | PRON | PronType=Rel | 2 shows | nsubj |
| 2 | shows | show | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | root | root |
| 3 | that | that | DET | Number=Sing PronType=Dem | 5 light | det |
| 4 | white | white | ADJ | Degree=Pos | 5 light | amod |
| 5 | light | light | NOUN | Number=Sing | 8 mixture | nsubj |
| 6 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 8 mixture | cop |
| 7 | a | a | DET | Definite=Ind PronType=Art | 8 mixture | det |
| 8 | mixture | mixture | NOUN | Number=Sing | 2 shows | ccomp |
| 9 | of | of | ADP | _ | 10 colours | case |
| 10 | colours | colour | NOUN | Number=Plur | 8 mixture | nmod |
| 11 | ? | ? | PUNCT | _ | 2 shows | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | show | present | vn transfer_mesg-37.1.1-1-1 «NP V»: agent=Agent | ||||||
| 2 | is a | present | that white light | a mixture | of colours | tree rules |
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
A lamp switched off
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | A | a | DET | Definite=Ind PronType=Art | 2 lamp | det |
| 2 | lamp | lamp | NOUN | Number=Sing | 3 switched | nsubj |
| 3 | switched | switch | VERB | Tense=Past VerbForm=Part Voice=Pass | root | root |
| 4 | off | off | ADP | _ | 3 switched | compound:prt |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | switch off | participle | a lamp | vn convert-26.6.2-1-1 «NP V»: agent=Patient |
Option 2
A shadow on the wall
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | A | a | DET | Definite=Ind PronType=Art | 2 shadow | det |
| 2 | shadow | shadow | NOUN | Number=Sing | root | root |
| 3 | on | on | ADP | _ | 5 wall | case |
| 4 | the | the | DET | Definite=Def PronType=Art | 5 wall | det |
| 5 | wall | wall | NOUN | Number=Sing | 2 shadow | nmod |
The frames reader finds no event or fact in this sentence.
Option 3
A mirror showing your face
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | A | a | DET | Definite=Ind PronType=Art | 2 mirror | det |
| 2 | mirror | mirror | NOUN | Number=Sing | root | root |
| 3 | showing | show | VERB | VerbForm=Ger | 2 mirror | acl |
| 4 | your | your | PRON | Case=Gen Person=2 Poss=Yes PronType=Prs | 5 face | nmod:poss |
| 5 | face | face | NOUN | Number=Sing | 3 showing | obj |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | show | gerund | a mirror not said here | your face | vn transfer_mesg-37.1.1-1-1 «NP V NP.recipient»: agent=Agent face=Recipient |
Option 4 · ✓ the right answer
A prism spreading sunlight into a band of colours
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | A | a | DET | Definite=Ind PronType=Art | 2 prism | det |
| 2 | prism | prism | NOUN | Number=Sing | root | root |
| 3 | spreading | spread | VERB | VerbForm=Ger | 2 prism | acl |
| 4 | sunlight | sunlight | NOUN | Number=Sing | 3 spreading | obj |
| 5 | into | into | ADP | _ | 7 band | case |
| 6 | a | a | DET | Definite=Ind PronType=Art | 7 band | det |
| 7 | band | band | NOUN | Number=Sing | 3 spreading | obl |
| 8 | of | of | ADP | _ | 9 colours | case |
| 9 | colours | colour | NOUN | Number=Plur | 7 band | nmod |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | spread | gerund | a prism not said here | sunlight | a band of colours | vn spray-9.7-1 «NP V NP PP.destination»: agent=Agent sunlight=Theme into band=Destination |
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/21-mirrors-rainbows-and-the-blue-sky/t9/