instruction:
In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
question:
The surfer uses their surfboard to catch a wave and ride in towards the shore .
answer:
Surfing is a surface water sport in which the wave rider , referred to as a surfer , rides on the forward or face of a moving wave , which usually carries the surfer towards the shore .


question:
The magnetic field of the Earth , and of other planets that have magnetic fields , is caused by dynamo action of molten iron in the planetary core .
answer:
The magnetic field of the Earth , and of other planets that have magnetic fields , is generated by dynamo action in which convection of molten iron in the planetary core generates electric currents which in turn give rise to magnetic fields .


question:
The Gnat was used by RAF 's Red Arrows as a team plane .
answer:

In the United Kingdom , the Gnat became well known due to its prominent use as the display aircraft of the RAF 's Red Arrows aerobatic team .