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Test 10 · ★★ · Loot boxes and "free" skins

Dan's "mystery pack" for £5 had 3 items worth 2 coins each. He shouts "robbed, mate!" Why do packs work like this?

Mova's choice: option 2 · The right answer: option 2 · right ✓ · Who acts: mystery pack, packs · What happens: have, rob, work · To what, where: 3 items, pack

This is test 10 · ★★ of lesson 17 «Loot boxes and "free" skins» of the money 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: Dan's "mystery pack" for £5 had 3 items worth 2 coins each.

nmod:posscasepunctcompoundnsubjpunctcasenmodnummodnummodobjamodnummodnmodnmod:unmarkedpunctrootDanPROPN'sPART"PUNCTmysteryNOUNpackNOUN"PUNCTforADP£SYM5NUMhadVERB3NUMitemsNOUNworthADJ2NUMcoinsNOUNeachDET.PUNCT
The words, one row each (CoNLL-U)
#wordlemmaUPOSfeaturesheadrelation
1DanDanPROPNNumber=Sing5 packnmod:poss
2's'sPART_1 Dancase
3""PUNCT_5 packpunct
4mysterymysteryNOUNNumber=Sing5 packcompound
5packpackNOUNNumber=Sing10 hadnsubj
6""PUNCT_5 packpunct
7forforADP_8 £case
8££SYM_5 packnmod
955NUMNumForm=Digit NumType=Card8 £nummod
10hadhaveVERBMood=Ind Number=Sing Person=3 Tense=Past VerbForm=Finrootroot
1133NUMNumForm=Digit NumType=Card12 itemsnummod
12itemsitemNOUNNumber=Plur10 hadobj
13worthworthADJDegree=Pos15 coinsamod
1422NUMNumForm=Digit NumType=Card15 coinsnummod
15coinscoinNOUNNumber=Plur12 itemsnmod
16eacheachDETPronType=Tot15 coinsnmod:unmarked
17..PUNCT_10 hadpunct
#verbtense, moodwhowhat, whomto whomwherewhenotherroles by
1havepastDan's mystery pack3 items worth 2 coins eachvn birth-28.2-1 «NP V NP»: agent=Agent item=Patient

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: He shouts "robbed, mate!"

nsubj:passauxpunctpunctvocativepunctpunctrootHePRONshoutsVERB"PUNCTrobbedVERB,PUNCTmateNOUN!PUNCT"PUNCT
The words, one row each (CoNLL-U)
#wordlemmaUPOSfeaturesheadrelation
1HehePRONCase=Nom Gender=Masc Number=Sing Person=3 PronType=Prs4 robbednsubj:pass
2shoutsshoutVERBMood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin4 robbedaux
3""PUNCT_4 robbedpunct
4robbedrobVERBTense=Past VerbForm=Part Voice=Passrootroot
5,,PUNCT_6 matepunct
6matemateNOUNNumber=Sing4 robbedvocative
7!!PUNCT_4 robbedpunct
8""PUNCT_4 robbedpunct
#verbtense, moodwhowhat, whomto whomwherewhenotherroles by
1rob in a quotepresent · passivepackmate vocativevn cheat-10.6.1-1-1 «NP V NP»: subject=Source

Sentence 3: Why do packs work like this?

advmodauxnsubjcaseoblpunctrootWhyADVdoAUXpacksNOUNworkVERBlikeADPthisPRON?PUNCT
The words, one row each (CoNLL-U)
#wordlemmaUPOSfeaturesheadrelation
1WhywhyADVPronType=Int4 workadvmod
2dodoAUXMood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin4 workaux
3packspackNOUNNumber=Plur4 worknsubj
4workworkVERBVerbForm=Infrootroot
5likelikeADP_6 thiscase
6thisthisPRONNumber=Sing PronType=Dem4 workobl
7??PUNCT_4 workpunct
#verbtense, moodwhowhat, whomto whomwherewhenotherroles by
1workpresent · do-supportpackslike thisvn employment-95.3 «NP V»: agent=Agent

The options

Option 1

Dan was just very unlucky, packs are usually worth more

nsubjcopadvmodadvmodpunctnsubjcopadvmodconjobjrootDanPROPNwasAUXjustADVveryADVunluckyADJ,PUNCTpacksNOUNareAUXusuallyADVworthADJmoreADJ
The words, one row each (CoNLL-U)
#wordlemmaUPOSfeaturesheadrelation
1DanDanPROPNNumber=Sing5 unluckynsubj
2wasbeAUXMood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin5 unluckycop
3justjustADV_5 unluckyadvmod
4veryveryADV_5 unluckyadvmod
5unluckyunluckyADJDegree=Posrootroot
6,,PUNCT_10 worthpunct
7packspackNOUNNumber=Plur10 worthnsubj
8arebeAUXMood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin10 worthcop
9usuallyusuallyADV_10 worthadvmod
10worthworthADJDegree=Pos5 unluckyconj
11moremoreADJDegree=Cmp10 worthobj
#verbtense, moodwhowhat, whomto whomwherewhenotherroles by
1ispastDanunlucky propertytree rules
2ispresentpacksusually, worth propertytree rules

Option 2 · ← Mova's choice · ✓ the right answer

Most people get common items, so the game earns more than it gives

amodnsubjamodobjpunctadvmoddetnsubjparataxisobjmarknsubjadvclrootMostADJpeopleNOUNgetVERBcommonADJitemsNOUN,PUNCTsoADVtheDETgameNOUNearnsVERBmoreADJthanSCONJitPRONgivesVERB
The words, one row each (CoNLL-U)
#wordlemmaUPOSfeaturesheadrelation
1MostmostADJDegree=Sup2 peopleamod
2peoplepeopleNOUNNumber=Plur3 getnsubj
3getgetVERBMood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Finrootroot
4commoncommonADJDegree=Pos5 itemsamod
5itemsitemNOUNNumber=Plur3 getobj
6,,PUNCT_10 earnspunct
7sosoADV_10 earnsadvmod
8thetheDETDefinite=Def PronType=Art9 gamedet
9gamegameNOUNNumber=Sing10 earnsnsubj
10earnsearnVERBMood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin3 getparataxis
11moremoreADJDegree=Cmp10 earnsobj
12thanthanSCONJ_14 givesmark
13ititPRONCase=Nom Gender=Neut Number=Sing Person=3 PronType=Prs14 givesnsubj
14givesgiveVERBMood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin11 moreadvcl
#verbtense, moodwhowhat, whomto whomwherewhenotherroles by
1getpresentMost peoplecommon itemsvn comprehend-87.2-1 «NP V NP»: agent=Experiencer item=Stimulus
2earnpresentthe gamemorevn get-13.5.1-1 «NP V NP»: agent=Agent more=Theme
3givepresentgamevn break_down-45.8 «NP V»: agent=Patient

Option 3

The game makes a loss on every pack

detnsubjdetobjcasedetoblrootTheDETgameNOUNmakesVERBaDETlossNOUNonADPeveryDETpackNOUN
The words, one row each (CoNLL-U)
#wordlemmaUPOSfeaturesheadrelation
1ThetheDETDefinite=Def PronType=Art2 gamedet
2gamegameNOUNNumber=Sing3 makesnsubj
3makesmakeVERBMood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Finrootroot
4aaDETDefinite=Ind PronType=Art5 lossdet
5losslossNOUNNumber=Sing3 makesobj
6ononADP_8 packcase
7everyeveryDETPronType=Tot8 packdet
8packpackNOUNNumber=Sing3 makesobl
#verbtense, moodwhowhat, whomto whomwherewhenotherroles by
1makepresentthe gamea lossevery packvn build-26.1-1 «NP.asset V NP»: agent=Asset loss=Product

Option 4

Mystery packs always give exactly what you paid

compoundnsubjadvmodadvmodobjnsubjacl:relclrootMysteryNOUNpacksNOUNalwaysADVgiveVERBexactlyADVwhatPRONyouPRONpaidVERB
The words, one row each (CoNLL-U)
#wordlemmaUPOSfeaturesheadrelation
1MysterymysteryNOUNNumber=Sing2 packscompound
2packspackNOUNNumber=Plur4 givensubj
3alwaysalwaysADVPronType=Tot4 giveadvmod
4givegiveVERBMood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Finrootroot
5exactlyexactlyADV_6 whatadvmod
6whatwhatPRONPronType=Int4 giveobj
7youyouPRONCase=Nom Person=2 PronType=Prs8 paidnsubj
8paidpayVERBMood=Ind Number=Sing Person=2 Tense=Past VerbForm=Fin6 whatacl:relcl
#verbtense, moodwhowhat, whomto whomwherewhenotherroles by
1givepresentMystery packsalways propertyvn give-13.1-1 «NP V NP»: agent=Agent what=Theme
2paypastyouvn pay-68-1 «NP V NP»: agent=Agent

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.

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