21.  That last attack came with a bomb planted in a parked motorcycle.

22.  That was the last attack in the feud.

23.  That was the last known attack in the feud.

24.  The helicopter went down during the last simulated attack of the exercise, Bettencourt said.

25.  The helicopter went down near the town of Lagow during the last simulated attack of the exercise, Bettencourt said.

26.  The last attack on a foreign visitor there was reported more than a year ago during one Khmer Rouge assault on Siem Reap town and airport.

27.  The last attack on the capital occurred Sunday morning.

28.  The last such attack came in August when two Jewish seminary students were shot and killed outside the West Bank settlement of Yitzhar.

29.  The last such attack was an August bus bombing in Jerusalem.

30.  The last bomb attack in Israel was in the coastal city of Netanya on Sunday, killing three people plus the Palestinian bomber and wounding dozens.