Task: Question Generation
Input (English): Context: Hermia , Daisy and I had taken Pickering home to DUMBO and were on our way to Hermia 's house , a straight shot down Hicks Street . Police tape barred our entrance at Clark and the cop asked me for I.D. when I told him I lived here . I offered him plastic bags and Milk Bones and he let me pass with the warning I should n't come out again .
Output (English): Why did the police give them a warning ?