6.1.xa. Exercise answers
1. | a. |
Ann introduced Bill to Carol [ _ introduced _ to _ ] Ann Bill Carol
Iabc
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b. |
Ann gave the book to either Bill or Carol Ann gave the book to Bill ∨ Ann gave the book to Carol [ _ gave _ to _ ] Ann the book Bill ∨ [ _ gave _ to _ ] Ann the book Carol
Gakb ∨ Gakc
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c. |
Ann gave the book to Bill and he gave it to Carol Ann gave the book to Bill ∧ Bill gave the book to Carol [ _ gave _ to _ ] Ann the book Bill ∧ [ _ gave _ to _ ] Bill the book Carol
Gakb ∧ Gbkc
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d. |
Tom had the package sent to Sue, but it was returned to him Tom had the package sent to Sue ∧ the package was returned to Tom [ _ had _ sent to _ ] Tom the package Sue ∧ [ _ was returned to _ ] the package Tom
Htps ∧ Rpt
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e. |
Georgia will see Ed if she gets to Denver before Saturday Georgia will see Ed ← Georgia will get to Denver before Saturday [ _ will see _ ] Georgia Ed ← [ _ will get to _ before _ ] Georgia Denver Saturday
Sge ← Ggds
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f. |
If the murderer is either the butler or the nephew, then I’m Sherlock Holmes the murderer is either the butler or the nephew → I’m Sherlock Holmes (the murderer is the butler ∨ the murderer is the nephew) → I = Sherlock Holmes (the murderer = the butler ∨ the murderer = the nephew) → i = s
(m = b ∨ m = n) → i = s
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g. |
Neither Ann nor Bill saw Tom speak to either Mike or Nancy ¬ (Ann saw Tom speak to either Mike or Nancy ∨ Bill saw Tom speak to either Mike or Nancy) ¬ ((Ann saw Tom speak to Mike ∨ Ann saw Tom speak to Nancy) ∨ (Bill saw Tom speak to Mike ∨ Bill saw Tom speak to Nancy)) ¬ (([ _ saw _ speak to _ ] Ann Tom Mike ∨ [ _ saw _ speak to _ ] Ann Tom Nancy) ∨ ([ _ saw _ speak to _ ] Bill Tom Mike ∨ [ _ saw _ speak to _ ] Bill Tom Nancy))
¬ ((Satm ∨ Satn) ∨ (Sbtm ∨ Sbtn))
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h. |
Tom will agree if each of Ann, Bill, and Carol asks him Tom will agree ← each of Ann, Bill, and Carol will ask Tom Tom will agree ← ((Ann will ask Tom ∧ Bill will ask Tom) ∧ Carol will ask Tom) [ _ will agree] Tom ← (([ _ will ask _ ] Ann Tom ∧ [ _ will ask _ ] Bill Tom) ∧ [ _ will ask _ ] Carol Tom)
Gt ← ((Aat ∧ Abt) ∧ Act)
The function of each here is to indicate a group of two-place predication rather than a single four-place predicate [ _, _, and _ will ask _ ], which is what would be required in order to express instead the idea of Ann, Bill, and Carol making the request as a group. |
i. |
Reagan’s vice president was the 41st president. Reagan’s vice president = the 41st president [ _’s vice president] Reagan = [the _th president] 41
vr = pf
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j. |
Tom found a fly in his soup and he called the waiter Tom found a fly in his soup ∧ Tom called the waiter Tom found a fly in Tom’s soup ∧ Tom called the waiter [ _ found a fly in _ ] Tom Tom’s soup ∧ [ _ called _ ] Tom the waiter Ft(Tom’s soup) ∧ Ctr Ft([ _’s soup] Tom) ∧ Ctr
Ft(st) ∧ Ctr
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k. |
Tom found the book everyone had talked to him about and he bought a copy of it Tom found the book everyone had talked to him about ∧ Tom bought a copy of the book everyone had talked to him about Tom found the book everyone had talked to Tom about ∧ Tom bought a copy of the book everyone had talked to Tom about [ _ found _ ] Tom the book everyone had talked to Tom about ∧ [ _ bought a copy of _ ] Tom the book everyone had talked to Tom about Ft(the book everyone had talked to Tom about) ∧ Bt(the book everyone had talked to Tom about) Ft([the book everyone had talked to _ about] Tom) ∧ Bt([the book everyone had talked to _ about] Tom)
Ft(bt) ∧ Bt(bt)
B: [ _ bought a copy of _ ]; F: [ _ found _ ]; b: [the book everyone had talked to _ about]; t: Tom |
l. |
Wabash College is located in Crawfordsville, which is the seat of Montgomery County Wabash College is located in Crawfordsville ∧ Crawfordsville is the seat of Montgomery County [ _ is located in _ ] Wabash College Crawfordsville ∧ Crawfordsville = the seat of Montgomery County Lbc ∧ c = [the seat of _ ] Montgomery County
Lbc ∧ c = sm
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m. |
Sue and Tom set the date of their wedding but didn’t decide on its location
Sue and Tom set the date of their wedding
Sue and Tom set the date of Sue and Tom’s wedding
[ _ and _ set _ ] Sue Tom the date of Sue and Tom’s wedding
Sst(the date of Sue and Tom’s wedding)
Sst([the date of _ ] Sue and Tom’s wedding)
Sst(d(Sue and Tom’s wedding)) ∧ ¬ Dst(l(Sue and Tom’s wedding))
Sst(d([ _ and _’s wedding] Sue Tom))
Sst(d(wst)) ∧ ¬ Dst(l(wst))
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2. | a. |
[ _ is west of _ ] Crawfordsville Indianapolis
Crawfordsville is west of Indianapolis ∧ Crawfordsville is south of Lafayette Crawfordsville is west of Indianapolis and south of Lafayette |
b. |
[ _ has met _ ] Ann Bill → [ _ has met _ ] Bill Ann
Ann has met Bill → Bill has met Ann If Ann has met Bill then he has met her |
c. |
[ _ introduced _ to _ ] Alice Clarice Boris
Alice introduced Clarice to Boris ∧ Alice introduced Doris to Boris Alice introduced Clarice and Doris to Boris |
d. |
[ _ wrote to _ ] Alice Boris
Alice wrote to Boris ∧ Alice asked Boris to write Alice about Boris Alice wrote to Boris ∧ Alice asked Boris to write her about himself Alice wrote to Boris and asked him to write her about himself |
e. |
g = c → (f = s ∧ p = t) Green Bay = the city → (football = the sport ∧ the Packers = the team) Green Bay is the city → (football is the sport ∧ the Packers are the team) Green Bay is the city → football is the sport and the Packers are the team If Green Bay is the city, then football is the sport and the Packers are the team |
f. |
([ _ has spoken to _ ] Ann Bill ∧ ¬ [ _ has spoken to _ ] Ann ([ _’s father] Carol)) → ¬ Bill = [ _’s father] Carol (Ann has spoken to Bill ∧ ¬ [ _ has spoken to _ ] Ann Carol’s father) → ¬ Bill = Carol’s father (Ann has spoken to Bill ∧ ¬ Ann has spoken to Carol’s father) → ¬ Bill is Carol’s father (Ann has spoken to Bill ∧ Ann hasn’t spoken to Carol’s father) → Bill isn’t Carol’s father Ann has spoken to Bill but not to Carol’s father → Bill isn’t Carol’s father If Ann has spoken to Bill but not to Carol’s father, then Bill isn’t Carol’s father |
g. |
(B([ _’s father] Ann)([ _’s mother] Bill) ∨ S([ _’s mother] Ann)([ _’s father] Bill)) → [ _ and _ are cross-cousins] Ann Bill ([ _ is a brother of _ ] Ann’s father Bill’s mother ∨ [ _ is a sister of _ ] Ann’s mother Bill’s father) → Ann and Bill are cross-cousins (Ann’s father is a brother of Bill’s mother ∨ Ann’s mother is a sister of Bill’s father) → Ann and Bill are cross-cousins Ann’s father is a brother of Bill’s mother or Ann’s mother is a sister of Bill’s father → Ann and Bill are cross-cousins If Ann’s father is a brother of Bill’s mother or Ann’s mother is a sister of Bill’s father, then Ann and Bill are cross-cousins |
h. |
Pab(m([ _’s proposal] Bill)([ _’s proposal] Carol))
Pab([the best compromise between _ and _ ] Bill’s proposal Carol’s proposal)
[ _ persuaded _ to accept _ ] Ann Bill the best compromise between Bill’s proposal and Carol’s proposal
Ann persuaded Bill to accept the best compromise between his and Carol’s proposals
Ann persuaded each of Bill and Carol to accept the best compromise between their proposals |