Task: Question Answering
Input (English): passage: Date and time notation in the United Kingdom records the date using the day-month-year format (21 October 2011 or 21/10/11). The ISO 8601 format (2011-08-21) is increasingly used for all-numeric dates. The time can be written using either the 24-hour clock (16:10) or 12-hour clock (4.10 p.m.).
 question: does the uk use a 24 hour clock?
Output (English): Yes