{'matches': {'dog': [{'score': 99.18701648712158, 'box': [0.36917203664779663, 0.21391183137893677, 0.94571453332901, 0.6754806637763977]}], 'potted plant': [{'score': 97.35572338104248, 'box': [0.24954387545585632, 0.5770015716552734, 0.8169101476669312, 0.9701458215713501]}]}, 'summary': {'dog': 1, 'potted plant': 1}, 'total_matches': 2, 'friendly_name': 'TensorFlow local_file'}

{% set value_json = {'matches': {'dog': [{'score': 99.18701648712158, 'box': [0.36917203664779663, 0.21391183137893677, 0.94571453332901, 0.6754806637763977]}], 'potted plant': [{'score': 97.35572338104248, 'box': [0.24954387545585632, 0.5770015716552734, 0.8169101476669312, 0.9701458215713501]}]}, 'summary': {'dog': 1, 'potted plant': 1}, 'total_matches': 2, 'friendly_name': 'TensorFlow local_file'} %}

{% for items in value_json.matches -%}
{%- if loop.first %}We found the {{items}}{% elif loop.last %} and the {{items}}.{% else %}, the {{items}}{% endif -%} 
{%- endfor %}