[Q]: Pontederia cordata, common name pickerelweed (USA) or pickerel weed (UK), is a monocotyledonous aquatic plant native to the American continent. It grows in a variety of wetlands, including pond and lake margins across an extremely large range from eastern Canada south to Argentina. A few examples include northern rivers, the Everglades and Louisiana. The Everglades is full of pickerel weed.
[A]: Yes

[Q]: Mazda Sales (Thailand), a unit of Japanese carmaker Mazda Motor Corp, remains bullish about its sales prospects this year despite falling figures in the first six months, the Bangkok Post reported, citing its President Hidesuke Takesue. (bit.ly/1gr7HMd) ---- NOTE: Reuters has not verified this story and does not vouch for its accuracy. (Bangkok Newsroom; Editing by Prateek Chatterjee) Mazda Motor Corp was founded in 1978
[A]: It's impossible to say

[Q]: How to clean a felt hat<br>Brush it with a hat brush. Use a hat brush to remove dust and dirt from the surface of your hat. Gently brush the hat counterclockwise, starting at the front and working your way all around. hats can be cleaned with a brush
[A]: Yes

[Q]: Wal-Mart has received a lot of negative publicity recently, including allegations that it used illegal workers and made employees work without pay during lunch breaks, as well as complaints that it generally underpays employees. Wal-Mart has received a lot of encouraging publicity recently.
[A]: