Question: how can i tell which generation my nexus 7 is
[{'answer': '2 GB of memory', 'provenance': [{'wikipedia_id': '40059024', 'title': 'Nexus 7 (2013)', 'start_paragraph_id': 2, 'start_character': 166, 'end_paragraph_id': 2, 'end_character': 180, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'stereo speakers', 'provenance': [{'wikipedia_id': '40059024', 'title': 'Nexus 7 (2013)', 'start_paragraph_id': 2, 'start_character': 281, 'end_paragraph_id': 2, 'end_character': 296, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': '1.5 GHz quad - core Snapdragon S4 Pro processor'}, {'answer': 'a SlimPort ( via micro USB connector ) capable of full high - definition video output to an external display'}, {'answer': 'dual cameras ( 1.2 MP front , 5 MP rear )'}, {'answer': 'a 1920 × 1200 pixel display ( 323 pixels per inch ; 127 ppcm )'}, {'answer': 'built - in inductive Qi wireless charging'}, {'provenance': [{'wikipedia_id': '40059024', 'title': 'Nexus 7 (2013)', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 447, 'bleu_score': 0.8499921831940951, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13378656804378665698}, 'section': 'Section::::Abstract.'}]}]