Test 6 · Escalators and lifts
A child's long scarf is caught at the edge of the escalator. What should an adult do at once?
Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · Who acts: adult · What happens: catch, do · To what, where: long scarf, edge
This is test 6 of lesson 26 «Escalators and lifts» of the technology 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: A child's long scarf is caught at the edge of the escalator.
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | A | a | DET | Definite=Ind PronType=Art | 2 child | det |
| 2 | child | child | NOUN | Number=Sing | 5 scarf | nmod:poss |
| 3 | 's | 's | PART | _ | 2 child | case |
| 4 | long | long | ADJ | Degree=Pos | 5 scarf | amod |
| 5 | scarf | scarf | NOUN | Number=Sing | 7 caught | nsubj:pass |
| 6 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 7 caught | aux:pass |
| 7 | caught | catch | VERB | Tense=Past VerbForm=Part Voice=Pass | root | root |
| 8 | at | at | ADP | _ | 10 edge | case |
| 9 | the | the | DET | Definite=Def PronType=Art | 10 edge | det |
| 10 | edge | edge | NOUN | Number=Sing | 7 caught | obl |
| 11 | of | of | ADP | _ | 13 escalator | case |
| 12 | the | the | DET | Definite=Def PronType=Art | 13 escalator | det |
| 13 | escalator | escalator | NOUN | Number=Sing | 10 edge | nmod |
| 14 | . | . | PUNCT | _ | 7 caught | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | catch | present · passive | a child's long scarf | the edge of the escalator | vn get-13.5.1 «NP V NP PP.source NP.asset»: subject=Theme at edge=Asset |
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 should an adult do at once?
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | What | what | PRON | PronType=Int | 5 do | obj |
| 2 | should | should | AUX | VerbForm=Fin | 5 do | aux |
| 3 | an | a | DET | Definite=Ind PronType=Art | 4 adult | det |
| 4 | adult | adult | NOUN | Number=Sing | 5 do | nsubj |
| 5 | do | do | VERB | VerbForm=Inf | root | root |
| 6 | at | at | ADP | _ | 7 once | case |
| 7 | once | once | ADV | NumForm=Word NumType=Mult | 5 do | obl |
| 8 | ? | ? | PUNCT | _ | 5 do | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | do | should | a adult | vn act-114-1 «NP V NP»: agent=Agent what=Eventuality |
The options
Option 1 · ← Mova's choice
Pull the child up the steps faster
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Pull | pull | VERB | Mood=Imp VerbForm=Fin | root | root |
| 2 | the | the | DET | Definite=Def PronType=Art | 3 child | det |
| 3 | child | child | NOUN | Number=Sing | 1 Pull | obj |
| 4 | up | up | ADP | _ | 1 Pull | compound:prt |
| 5 | the | the | DET | Definite=Def PronType=Art | 6 steps | det |
| 6 | steps | step | NOUN | Number=Plur | 1 Pull | obj |
| 7 | faster | fast | ADV | Degree=Cmp | 1 Pull | advmod |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | pull up | imperative | you not said here | the child | fast property | vn push-12-1 «NP V NP ADJP-Result»: agent=Agent child=Theme step=Result |
Option 2
Tell a shop assistant after shopping
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Tell | tell | VERB | Mood=Imp VerbForm=Fin | root | root |
| 2 | a | a | DET | Definite=Ind PronType=Art | 4 assistant | det |
| 3 | shop | shop | NOUN | Number=Sing | 4 assistant | compound |
| 4 | assistant | assistant | NOUN | Number=Sing | 1 Tell | obj |
| 5 | after | after | ADP | _ | 6 shopping | case |
| 6 | shopping | shopping | NOUN | Number=Sing | 1 Tell | obl |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | tell speech: assert | imperative | you not said here | a shop assistant | after shopping | vn transfer_mesg-37.1.1-1-1 «NP V NP.recipient»: agent=Agent assistant=Recipient |
Option 3
Wait for the escalator to reach the top and let the comb plate cut the scarf
The tree, 16 words
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Wait | wait | VERB | VerbForm=Inf | root | root |
| 2 | for | for | ADP | _ | 4 escalator | case |
| 3 | the | the | DET | Definite=Def PronType=Art | 4 escalator | det |
| 4 | escalator | escalator | NOUN | Number=Sing | 1 Wait | obl |
| 5 | to | to | PART | _ | 6 reach | mark |
| 6 | reach | reach | VERB | VerbForm=Inf | 1 Wait | advcl |
| 7 | the | the | DET | Definite=Def PronType=Art | 8 top | det |
| 8 | top | top | NOUN | Number=Sing | 6 reach | obj |
| 9 | and | and | CCONJ | _ | 10 let | cc |
| 10 | let | let | VERB | VerbForm=Inf | 1 Wait | conj |
| 11 | the | the | DET | Definite=Def PronType=Art | 13 plate | det |
| 12 | comb | comb | NOUN | Number=Sing | 13 plate | compound |
| 13 | plate | plate | NOUN | Number=Sing | 14 cut | nsubj |
| 14 | cut | cut | VERB | Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin | 10 let | ccomp |
| 15 | the | the | DET | Definite=Def PronType=Art | 16 scarf | det |
| 16 | scarf | scarf | NOUN | Number=Sing | 14 cut | obj |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | wait | imperative | you not said here | for the escalator | vn exist-47.1 «NP V»: agent=Theme | ||||
| 2 | reach | to-infinitive | you not said here | the top | vn body_motion-49.2-1-1 «NP V NP ADV»: agent=Agent top=Theme | ||||
| 3 | let | infinitive | you not said here | tree rules | |||||
| 4 | cut | past | the comb plate | the scarf | vn build-26.1-1 «NP.material V NP»: agent=Material scarf=Product |
Option 4 · ✓ the right answer
Press the emergency stop button at the top or bottom
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Press | press | VERB | Mood=Imp VerbForm=Fin | root | root |
| 2 | the | the | DET | Definite=Def PronType=Art | 5 button | det |
| 3 | emergency | emergency | NOUN | Number=Sing | 4 stop | compound |
| 4 | stop | stop | NOUN | Number=Sing | 5 button | compound |
| 5 | button | button | NOUN | Number=Sing | 1 Press | obj |
| 6 | at | at | ADP | _ | 8 top | case |
| 7 | the | the | DET | Definite=Def PronType=Art | 8 top | det |
| 8 | top | top | NOUN | Number=Sing | 1 Press | obl |
| 9 | or | or | CCONJ | _ | 10 bottom | cc |
| 10 | bottom | bottom | NOUN | Number=Sing | 8 top | conj |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | press | imperative | you not said here | the stop button | the top or bottom | vn push-12-1-1 «NP V NP»: agent=Agent button=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/26-escalators-and-lifts/t6/