11.   Most passengers were sleeping at the time.

12.   Most passengers were sleeping when the accident occurred.

13.   Prosecutor Abdel Wahid said the toll was particularly high because of the holiday and because many passengers were probably sleeping when the fire erupted, so reacted slowly.

14.   Robbers usually strike while passengers sleep or when they leave their compartments to go to the bathroom.

15.   Some passengers slept in the planes Tuesday night.

16.   The accident occurred in darkness as many passengers slept.

17.   The accident occurred while most passengers slept.

18.   The double-decked MV Rajhangshi ferry sank late at night while most passengers were sleeping, officials said.

19.   The ghastly accident occurred in darkness, as many passengers slept.

20.   The first three cars of the passenger train were destroyed in the collision, which occurred late Sunday when most passengers were sleeping.