Problem: How to identify and care for lionhead goldfish<br>Check the fish you are preparing to buy, or if it is already in your tank, observe it. Lionhead goldfish have the following as physical traits : [substeps] Lionhead goldfish completely lack a stabilizing dorsal fin. If your fish has a dorsal fin, it is most certainly not a lionhead.

Based on the paragraph above can we conclude that "Lionhead fish do not possess dorsal fins"? OPTIONS:
- Yes
- It's impossible to say
- No

A: Yes
Q: The wife didn't go to a ballgame.
MLB TV<br>My wife went to a ballgame on Monday. I saw her on tv during the game. I did not dvr the game. I went to MLB tv and subscribed. I was able to play the game on demand and record her.
OPTIONS:
- Yes
- It's impossible to say
- No
A: No
There 's old Mrs. Warner at the Channel Head .<br>She 's had heaps of trouble all her life , poor soul , and she 's lost almost everyone she cared about .<br>She 's always saying that she 'll be glad when her time comes , and she does n't want to live any longer in this vale of tears .
Old Mrs. Warner was positioned at the head of the channel. OPTIONS:
- Yes
- It's impossible to say
- No
A: Yes
input hypothesis: Wilder has colleagues in his research.
Context: Wilder and his colleagues are cautious about their results also because the data do not make clear whether it was the anesthesia that contributed to the children's learning deficits, or whether it was an underlying condition that may have required surgery and precipitated the learning problems. Of the more than 5,000 babies studied, 593 needed at least one surgery and just over 100 infants needed more than two before age 3. There may be something unusual about this population of children that could have made them vulnerable to learning problems and required they undergo surgery and anesthesia.
OPTIONS:
- Yes
- It's impossible to say
- No
true or false: Yes
Context:
The Chapin Library's main attraction is its collection of Revolutionary-era documents, including a 1776 printed version of the Declaration of Independence.
Hypothesis: The Library has documents from the Revolutionary War and beyond. OPTIONS:
- Yes
- It's impossible to say
- No
It's impossible to say
Problem: Now, President Barack Obama, discussing his plans for health care, has vowed to find "a cure" for cancer in our time and said that, as part of the economic stimulus package, he would increase federal money for cancer research by a third for the next two years. Cancer has always been an expensive priority. Since the war on cancer began, the National Cancer Institute, the federal government's main cancer research entity, with 4,000 employees, has alone spent $105 billion. And other government agencies, universities, drug companies and philanthropies have chipped in uncounted billions more.

Based on the paragraph above can we conclude that "They have spent more than $104 billion"? OPTIONS:
- Yes
- It's impossible to say
- No

A:
Yes