Test 10 · Rust: iron's slow fire
"why'd they cover the fence in zinc, it's gonna corrode anyway innit". What's the point?
Mova's choice: option 4 · The right answer: option 4 · right ✓ · Who acts: they, fence, point · What happens: cover, be · To what, where: fence
This is test 10 of lesson 13 «Rust: iron's slow fire» of the chemistry 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
Sentence 1: "why'd they cover the fence in zinc, it's gonna corrode anyway innit".
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | " | " | PUNCT | _ | 2 why | punct |
| 2 | why | why | ADV | PronType=Int | root | root |
| 3 | 'd | 'd | PUNCT | _ | 5 cover | punct |
| 4 | they | they | PRON | Case=Nom Number=Plur Person=3 PronType=Prs | 5 cover | nsubj |
| 5 | cover | cover | VERB | Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin | 2 why | advcl:relcl |
| 6 | the | the | DET | Definite=Def PronType=Art | 7 fence | det |
| 7 | fence | fence | NOUN | Number=Sing | 5 cover | obj |
| 8 | in | in | ADP | _ | 9 zinc | case |
| 9 | zinc | zinc | NOUN | Number=Sing | 5 cover | obl |
| 10 | , | , | PUNCT | _ | 14 corrode | punct |
| 11 | it | it | PRON | Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs | 14 corrode | nsubj |
| 12 | 's | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 14 corrode | cop |
| 13 | gonna | gonna | PART | _ | 14 corrode | mark |
| 14 | corrode | corrode | VERB | VerbForm=Inf | 5 cover | conj |
| 15 | anyway | anyway | ADV | _ | 16 innit | advmod |
| 16 | innit | innit | NOUN | Number=Sing | 14 corrode | obj |
| 17 | " | " | PUNCT | _ | 16 innit | punct |
| 18 | . | . | PUNCT | _ | 2 why | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | cover in a quote | present | they | the fence | in zinc | vn fill-9.8-1 «NP V NP PP.theme»: agent=Agent fence=Destination in zinc=Theme | |||
| 2 | is in a quote | present | fence | corrode property | 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.
Sentence 2: What's the point?
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | What | what | PRON | PronType=Int | root | root |
| 2 | 's | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 1 What | cop |
| 3 | the | the | DET | Definite=Def PronType=Art | 4 point | det |
| 4 | point | point | NOUN | Number=Sing | 1 What | nsubj |
| 5 | ? | ? | PUNCT | _ | 1 What | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | is a | present | the point | tree rules |
The options
Option 1
Zinc makes the fence stronger in high wind
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Zinc | zinc | NOUN | Number=Sing | 2 makes | nsubj |
| 2 | makes | make | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | root | root |
| 3 | the | the | DET | Definite=Def PronType=Art | 4 fence | det |
| 4 | fence | fence | NOUN | Number=Sing | 2 makes | obj |
| 5 | stronger | strong | ADJ | Degree=Cmp | 2 makes | xcomp |
| 6 | in | in | ADP | _ | 8 wind | case |
| 7 | high | high | ADJ | Degree=Pos | 8 wind | amod |
| 8 | wind | wind | NOUN | Number=Sing | 2 makes | obl |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | make | present | Zinc | the fence | high wind | strong property | vn build-26.1-1 «NP.material V NP»: agent=Material fence=Product |
Option 2
Zinc is cheaper than painting it
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Zinc | zinc | NOUN | Number=Sing | 3 cheaper | nsubj |
| 2 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 3 cheaper | cop |
| 3 | cheaper | cheap | ADJ | Degree=Cmp | root | root |
| 4 | than | than | SCONJ | _ | 5 painting | mark |
| 5 | painting | paint | VERB | Tense=Pres VerbForm=Part | 3 cheaper | advcl |
| 6 | it | it | PRON | Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs | 5 painting | obj |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | is | present | Zinc | cheap property | tree rules | ||||
| 2 | paint | gerund | Zinc not said here | Zinc | vn image_impression-25.1 «NP V NP.destination»: agent=Agent it=Destination |
Option 3
Zinc keeps the snails off the fence
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Zinc | zinc | NOUN | Number=Sing | 2 keeps | nsubj |
| 2 | keeps | keep | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | root | root |
| 3 | the | the | DET | Definite=Def PronType=Art | 4 snails | det |
| 4 | snails | snail | NOUN | Number=Plur | 2 keeps | obj |
| 5 | off | off | ADP | _ | 7 fence | case |
| 6 | the | the | DET | Definite=Def PronType=Art | 7 fence | det |
| 7 | fence | fence | NOUN | Number=Sing | 2 keeps | obl |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | keep | present | Zinc | the snails | off the fence | vn keep-15.2 «NP V NP»: agent=Agent snail=Theme |
Option 4 · ← Mova's choice · ✓ the right answer
The zinc corrodes first and saves the steel
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | The | the | DET | Definite=Def PronType=Art | 2 zinc | det |
| 2 | zinc | zinc | NOUN | Number=Sing | 3 corrodes | nsubj |
| 3 | corrodes | corrode | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | root | root |
| 4 | first | first | ADV | NumForm=Word NumType=Ord | 3 corrodes | advmod |
| 5 | and | and | CCONJ | _ | 6 saves | cc |
| 6 | saves | save | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 3 corrodes | conj |
| 7 | the | the | DET | Definite=Def PronType=Art | 8 steel | det |
| 8 | steel | steel | NOUN | Number=Sing | 6 saves | obj |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | corrode | present | the zinc | first property | vn entity_specific_cos-45.5 «NP.patient V»: agent=Patient | ||||
| 2 | save | present | the zinc not said here | the steel | vn get-13.5.1-1 «NP V NP»: agent=Agent steel=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/chemistry/13-rust-irons-slow-fire/t10/