Here are two sentences:

Beagle 2 is attached to Mars Express by what is known as a Spin-Up and Ejection Mechanism ( Suem ) .

A command is sent to Mars Express to release Beagle 2 by what is known as a Spin-Up and Eject Mechanism .
Choose your answer: are the two sentences saying the same thing?
Choose from: i. no ii. yes
i.