instruction:
Indicate a text span in the passage about which an inquisitive question is asked. (note, don't answer the question).
question:
Sentence: The company , currently using about 80 % of its North American vehicle capacity , has vowed it will run at 100 % of capacity by 1992 .<sep>Question: How will they accomplish this?
answer:
100 % of capacity by 1992

question:
Sentence: Atco Ltd . said its utilities arm is considering building new electric power plants , some valued at more than one billion Canadian dollars ( US $ 851 million ) , in Great Britain and elsewhere .<sep>Question: who are atco. ltd?
answer:
Atco Ltd

question:
Sentence: Canada , which is preparing to speed up tariff cuts with the U . S . , recorded a 47 % narrowing in its trade surplus with the U . S . in August , Statistics Canada , a federal agency , reported .<sep>Question: Why is Canada narrowing the trade surplus with U.S.?
answer:
narrowing