Indicate a text span in the passage about which an inquisitive question is asked. (note, don't answer the question).

Let me give you an example: Sentence: The Obama administration is developing additional screening protocols for airline passengers both overseas and in the United States to control infectious diseases such as Ebola, President Barack Obama said Monday .<sep>Question: What was the duration of the Obama administration?
The answer to this example can be: Obama administration
Here is why: It guesses the right span of the sentence where the question is from.

OK. solve this:
Sentence: Brazil , similar to Mexico and South Korea , is expected to negotiate a somewhat bigger share of the U . S . market than it had under the previous five - year steel quotas , which expired Sept . 30 .<sep>Question: What is the new quota share?
Answer:
previous five - year steel quotas ,