Instruct: Retrieve semantically similar text.
Query: A brown field is an abandoned industrial site that just sits idle in some of our urban centers. And people are willing to invest capital in the brown fields don't want to do so for fear of lawsuit. I think we ought to have federal liability protection, depending upon whether or not standards have been met.
A brown field was used once for something quite productive
Still not sure. 
Lawsuits from brown fields are a multi-million dollar problem
the situation is dangerous
A brown field was visited by bill
The law needs to be uncertain.
the sand mentioned is brown 
There is a decision that must be made
purpose can-t be measured
Not much is guaranteed yet
There are rumors mentioned in the statement
The argument may imply that the act has impeded progress in some areas. 
It might sometimes remain unclear.
Brown fields are actually brown in color
There are loopholes to these arrangements
The company is still in the red
It still has to be approved by something
Sometimes it might remain unclear.
The situation is fluid
a strike may or may not happen
It is ok to attack the company
The hazardous substance wasn't left alone
Some brown fields aren't in urban centers
A brown field was visited by earl
Some brown fields are in rural areas