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: Jetstar Pacific Airlines is a low-cost airline of Vietnam .

SOLUTION: Jetstar Pacific Airlines Joint Stock Aviation Company ( operating as Jetstar Pacific ) is a low-cost airline headquartered in Tan Binh District , Ho Chi Minh City , Vietnam .

PROBLEM: In practice , the role of head of state of Australia is divided between two people , the Queen of Australia and the Governor-General of Australia .

SOLUTION: In practice , the role of head of state of Australia is divided between two people , the Queen of Australia and the Governor-General of Australia , who is appointed by the Queen on the advice of the Prime Minister of Australia .

PROBLEM: The national ISBN agency assigns the publisher number ( cf. the ) ; the publisher selects the item number .

SOLUTION:
The national ISBN agency assigns the registrant element ( cf . ) and an accompanying series of ISBNs within that registrant element to the publisher ; the publisher then allocates one of the ISBNs to each of its books .