AnswerEX1-c: Difference between revisions
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'''relations'''<br/><br/> | '''relations'''<br/><br/> | ||
son of someone: {<x,y> | son of someone: {<x,y>|x is the son of y} = {<Tom,Paul>,<Tom,Alice>}<br/><br/> | ||
father of someone: {<x,y> | father of someone: {<x,y>|x is the father of y} ={<Paul,Tom>, <Paul, Lisa>}<br/><br/> | ||
daughter of someone: {<x,y> | daughter of someone: {<x,y>| x is the daughter of y} ={Lisa, Paul}, {Lisa, Alice}<br/><br/> | ||
mother of someone: {<x,y> | mother of someone: {<x,y>| x is the mother of y} ={Alice, Lisa}, {Alice,Paul}<br/><br/> | ||
enjoy watching football games together: {<x,y> | enjoy watching football games together: {<x,y>| x enjoys watching football with y and y enjoys watching football with x} = {<Alice, Paul>, <Paul, Alice>, <Lisa, Alice>, <Alice, Lisa>,<Alice, Tom>, <Tom, Alice>, <Paul, Lisa>, <Lisa, Paul>, <Paul, Tom>, <Tom, Paul>, <Tom, Lisa>, <Lisa, Tom>} | ||
Revision as of 20:00, 25 January 2013
relations
son of someone: {<x,y>|x is the son of y} = {<Tom,Paul>,<Tom,Alice>}
father of someone: {<x,y>|x is the father of y} ={<Paul,Tom>, <Paul, Lisa>}
daughter of someone: {<x,y>| x is the daughter of y} ={Lisa, Paul}, {Lisa, Alice}
mother of someone: {<x,y>| x is the mother of y} ={Alice, Lisa}, {Alice,Paul}
enjoy watching football games together: {<x,y>| x enjoys watching football with y and y enjoys watching football with x} = {<Alice, Paul>, <Paul, Alice>, <Lisa, Alice>, <Alice, Lisa>,<Alice, Tom>, <Tom, Alice>, <Paul, Lisa>, <Lisa, Paul>, <Paul, Tom>, <Tom, Paul>, <Tom, Lisa>, <Lisa, Tom>}