exampleDB :: Database
exampleDB

 =  [ 
       ( "Alice" , "Tintin"       ) , 
       ( "Anna"  , "Little Women" ) ,
       ( "Alice" , "Asterix"      ) ,
       ( "Rory"  , "Tintin"       )
    ]
exampleDB :: Database
exampleDB

 =  [ 
       ( "Alice" , "Tintin"       ) , 
       ( "Anna"  , "Little Women" ) ,
       ( "Alice" , "Asterix"      ) ,
       ( "Rory"  , "Tintin"       )
    ]
exampleDB

 =  [ 
       ( "Alice" , "Tintin"       ) , 
       ( "Anna"  , "Little Women" ) ,
       ( "Alice" , "Asterix"      ) ,
       ( "Rory"  , "Tintin"       )
    ]