Sudan at the 2008 Summer Olympics
Swimming
Table:
Athlete	Event	Heat	Semifinal	Final

Time	Rank	Time	Rank	Time	Rank

Ahmed Adam	50 m freestyle	30.12	93	Did not advance

Taking into account the tabular data covering 'Sudan at the 2008 Summer Olympics', section 'Swimming', create one factual sentence about the highlighted cells, without adding extra data and provide it inside the JSON object {"answer": "YOUR ANSWER"}.