1.   The confined space and the many hard, reflective surfaces make a car interior perhaps the ultimate challenge for audio designers.

2.   As he looked for the ultimate challenge after college, he found that writing appealed to him.

3.   A man like Jordan can respect that difficult position, the ultimate challenge.

4.   A realistic human face has become the ultimate challenge for computer graphic artists.

5.   A man like Jordan can respect the degree of difficulty, this ultimate challenge.

6.   Bringing out an illegal soul was the ultimate challenge, the coup de grace to my years of heavy smuggling.

7.   But Meisner, never one to back away from a challenge, sees the opportunity to compete against bigger, better-known broadsheets and tabloids as the ultimate professional challenge.

8.   But Winkelman inspired the ultimate athletic challenge.

9.   Coaching in the NBA is the ultimate challenge in my profession.

10.   Echoing other Swiss observers, Malik said the ultimate challenge facing Muhlemann might be his relationship with Gut.