QUES: The skull is then punctured , the brain suctioned out , and that causes the skull to collapse so it can be removed from the birth canal .

The skull is then punctured and the brain suctioned out , causing the skull to collapse and easing passage through the birth canal .

The sentences above mean the same or not?
****
ANS: yes

QUES: The Bluetooth SIG made its announcement at the Bluetooth World Congress in Amsterdam this week .

A new version of the Bluetooth specification was officially launched today at the start of the Bluetooth World Congress in Amsterdam .

The sentences above mean the same or not?
****
ANS: yes

QUES: The airline says only Robert Milton is taking a 15-per-cent reduction in pay .

The airline 's pilots , for example , are taking a 15-per-cent cut .

The sentences above mean the same or not?
****
ANS:
no