[[1, 2], [3, 4], [5]]
[1, 2, 3, 4, 5]
Input: [[page1_data], [page2_data]] Output: [all_data_combined] Use: Process all data together
Input: [[fruits], [vegetables]] Output: [all_items] Use: Create single inventory
Input: [[response1, response2], [response3]] Output: [response1, response2, response3] Use: Process all responses