TASK DEFINITION: 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.
PROBLEM: A crystal is a solid whose molecules ( or atoms ) are arranged in a repeating pattern .

SOLUTION: A crystal or crystalline solid is a solid material whose constituents ( such as atoms , molecules , or ions ) are arranged in a highly ordered microscopic structure , forming a crystal lattice that extends in all directions .

PROBLEM: Sterling banknotes are the banknotes in circulation in the United Kingdom and its related territories .

SOLUTION: Sterling banknotes are the banknotes in circulation in the United Kingdom and its related territories , denominated in pounds sterling ( symbol : ; ISO 4217 currency code GBP Great Britain pound ) .

PROBLEM: Governor-General Sir John Kerr , acting on his own , dismissed Prime Minister Gough Whitlam in the 1975 Australian constitutional crisis .

SOLUTION:
One notable instance of the Governor-General acting outside the advice of the Prime Minister of the day , when Governor-General Sir John Kerr , acting on his own authority , dismissed Prime Minister Gough Whitlam in the 1975 Australian constitutional crisis .