group: Pizzas (copy)

Person = {
    name:string, age:number, gender:string
    'Amy'      , 16        , 'female'
    'Ben'      , 21        , 'male'
    'Cal'      , 33        , 'male'
    'Dan'      , 13        , 'male'
    'Eli'      , 45        , 'male'
    'Fay'      , 21        , 'female'
    'Gus'      , 24        , 'male'
    'Hil'      , 30        , 'female'
    'Ian'      , 18        , 'male'
}

Frequents = {
    name:string, pizzeria:string
    'Amy'      , 'Pizza Hut'
    'Ben'      , 'Pizza Hut'
    'Ben'      , 'Chicago Pizza'
    'Cal'      , 'Straw Hat'
    'Cal'      , 'New York Pizza'
    'Dan'      , 'Straw Hat'
    'Dan'      , 'New York Pizza'
    'Eli'      , 'Straw Hat'
    'Eli'      , 'Chicago Pizza'
    'Fay'      , 'Dominos'
    'Fay'      , 'Little Caesars'
    'Gus'      , 'Chicago Pizza'
    'Gus'      , 'Pizza Hut'
    'Hil'      , 'Dominos'
    'Hil'      , 'Straw Hat'
    'Hil'      , 'Pizza Hut'
    'Ian'      , 'New York Pizza'
    'Ian'      , 'Straw Hat'
    'Ian'      , 'Dominos'
}

Eats = {
    name:string, pizza:string
    'Amy'      , 'pepperoni'
    'Amy'      , 'mushroom'
    'Ben'      , 'pepperoni'
    'Ben'      , 'cheese'
    'Cal'      , 'supreme'
    'Dan'      , 'pepperoni'
    'Dan'      , 'cheese'
    'Dan'      , 'sausage'
    'Dan'      , 'supreme'
    'Dan'      , 'mushroom'
    'Eli'      , 'supreme'
    'Eli'      , 'cheese'
    'Fay'      , 'mushroom'
    'Gus'      , 'mushroom'
    'Gus'      , 'supreme'
    'Gus'      , 'cheese'
    'Hil'      , 'supreme'
    'Hil'      , 'cheese'
    'Ian'      , 'supreme'
    'Ian'      , 'pepperoni'
}

Serves = {
    pizzeria:string , pizza:string, price:number
    'Pizza Hut'     , 'pepperoni' , 12
    'Pizza Hut'     , 'sausage'   , 12
    'Pizza Hut'     , 'cheese'    , 9
    'Pizza Hut'     , 'supreme'   , 12
    'Little Caesars', 'pepperoni' , 9.75
    'Little Caesars', 'sausage'   , 9.5
    'Little Caesars', 'cheese'    , 7
    'Little Caesars', 'mushroom'  , 9.25
    'Dominos'       , 'cheese'    , 9.75
    'Dominos'       , 'mushroom'  , 11
    'Straw Hat'     , 'pepperoni' , 8
    'Straw Hat'     , 'cheese'    , 9.25
    'Straw Hat'     , 'sausage'   , 9.75
    'New York Pizza', 'pepperoni' , 8
    'New York Pizza', 'cheese'    , 7
    'New York Pizza', 'supreme'   , 8.5
    'Chicago Pizza' , 'cheese'    , 7.75
    'Chicago Pizza' , 'supreme'   , 8.5
}