Getting query.
Working on person
-1
Working on ARRAY(0x832c29c)
0
NOT SCALAR: $VAR1 = [
          'book'
        ];

  Type: ARRAY
Flattening: $VAR1 = [
          'book'
        ];

Flattened result: $VAR1 = [
          'book'
        ];

Working on book
0
Network:
$VAR1 = {
          'owns_book' => [
                           [
                             'book',
                             'owns_book.book_id = book.id'
                           ],
                           [
                             'person',
                             'owns_book.person_id = person.id'
                           ]
                         ],
          'person' => [
                        [
                          'owns_book',
                          'owns_book.person_id = person.id'
                        ],
                        [
                          'lives_at',
                          'lives_at.person_id = person.id'
                        ]
                      ],
          'lives_at' => [
                          [
                            'address',
                            'lives_at.address_id = address.id'
                          ],
                          [
                            'person',
                            'lives_at.person_id = person.id'
                          ]
                        ],
          'book' => [
                      [
                        'owns_book',
                        'owns_book.book_id = book.id'
                      ]
                    ],
          'address' => [
                         [
                           'lives_at',
                           'lives_at.address_id = address.id'
                         ]
                       ]
        };

Current pathlist:
$VAR1 = [
          [
            [
              'person'
            ]
          ]
        ];

Current pathlist:
$VAR1 = [
          [
            [
              'owns_book',
              'owns_book.person_id = person.id'
            ],
            [
              'person'
            ]
          ],
          [
            [
              'lives_at',
              'lives_at.person_id = person.id'
            ],
            $VAR1->[0][1]
          ]
        ];

Current pathlist:
$VAR1 = [
          [
            [
              'lives_at',
              'lives_at.person_id = person.id'
            ],
            [
              'person'
            ]
          ],
          [
            [
              'book',
              'owns_book.book_id = book.id'
            ],
            [
              'owns_book',
              'owns_book.person_id = person.id'
            ],
            $VAR1->[0][1]
          ],
          [
            [
              'person',
              'owns_book.person_id = person.id'
            ],
            $VAR1->[1][1],
            $VAR1->[0][1]
          ]
        ];

Current pathlist:
$VAR1 = [
          [
            [
              'book',
              'owns_book.book_id = book.id'
            ],
            [
              'owns_book',
              'owns_book.person_id = person.id'
            ],
            [
              'person'
            ]
          ],
          [
            [
              'person',
              'owns_book.person_id = person.id'
            ],
            $VAR1->[0][1],
            $VAR1->[0][2]
          ],
          [
            [
              'address',
              'lives_at.address_id = address.id'
            ],
            [
              'lives_at',
              'lives_at.person_id = person.id'
            ],
            $VAR1->[0][2]
          ],
          [
            [
              'person',
              'lives_at.person_id = person.id'
            ],
            $VAR1->[2][1],
            $VAR1->[0][2]
          ]
        ];

Found path! - $VAR1 = [
          [
            'book',
            'owns_book.book_id = book.id'
          ],
          [
            'owns_book',
            'owns_book.person_id = person.id'
          ],
          [
            'person'
          ]
        ];