Array (     [klaussen] => Array         (             [physics] => 85             [maths] => 78             [chemistry] => 89         )      [morkel] => Array         (             [physics] => 68             [maths] => 73             [chemistry] => 79         )      [styen] => Array         (             [physics] => 62             [maths] => 67             [chemistry] => 92         )  ) 

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