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session.beginTransaction();
cat = session.get(Cat.class, 1L);
cat.setName("Charlie");
session.getTransaction().commit();

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>> let selectBestMovie = ({ starwars: [ first, second, third, ...rest ]}) 
    => ({ best: second })

>> selectBestMovie({ 
    starwars: [ 
        'A New Hope', 
        'The Empire Strikes Back', 
        'Return of the Jedi' 
    ] 
})

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>> makeItRight({
  starwars: {
    han: { shotfirst: false }, 
    greedo: { shotfirst: true }
  }
})

<- { 
  starwars: { 
    han: { shotfirst: true }, 

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>> let makeItRight = 
  ({ starwars: 
    { 
      han: { shotfirst: hanShotFirst }, 
      greedo: { shotfirst: greedoShotFirst }
    }
  }) =>
 ({ starwars: 
    {
      han: { shotfirst: greedoShotFirst }, 

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>> let extractFruit = ({ container: { box: { fruit } } }) 
  => ({ fruit })
>> extractFruit({ container: { box: { fruit: "apple" } } })
<- Object { fruit: "apple" }

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>> let wrongExtract = ({ fruit }) => { fruit }
<- undefined
>> wrongExtract({fruit: "apple"})
<- undefined

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>> extract({ fruit: "apple", "color": "red" })
<- Object { fruit: "apple" }

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>> extract({ fruit: "apple" })
<- Object { fruit: "apple" }

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let extract = ({ fruit }) => ({ fruit })

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@ParameterizedTest
@MethodSource("source")
public void test(TestCase testCase) {
    Assertions.assertEquals(
      testCase.expected, 
      new Problem().check(testCase.target, testCase.array)
    );
}