Prospects of the variational approach

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              "entity:bibcite_reference:government_report" => array:11 [ …11]
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              "entity:bibcite_reference:newsletter" => array:11 [ …11]
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              "entity:block_content:column_content_text" => array:11 [ …11]
              "entity:block_content:content_block" => array:11 [ …11]
              "entity:block_content:hero_charts" => array:11 [ …11]
              "entity:block_content:hero_learning" => array:11 [ …11]
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              "entity:feeds_feed:import_github_copernicus_trainin" => array:11 [ …11]
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              "entity:taxonomy_term:training_tags" => array:11 [ …11]
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              "entity:webform_submission:special_project_account_registra" => array:11 [ …11]
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          #values: array:13 [ …13]
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