Problem:
Read the following paragraph and determine if the hypothesis is true:

Helvering v. Horst, 311 U.S. 112 (1940) , is an opinion of the United States Supreme Court which further developed the "fruit-and-tree" metaphor established in "Lucas v. Earl", 281 U.S. 111 (1930) . "Horst" is the leading case that applies the assignment of income doctrine to income from property.
Hypothesis: Helvering v. Horst mainly Horst is the leading case about income property
****
Answer:
Yes

Problem:
Read the following paragraph and determine if the hypothesis is true:

Phacelia mutabilis is a species of flowering plant in the borage family known by the common name changeable phacelia. It is native to the western United States and Baja California, where it can be found in mountains and foothills, in forested and open habitat types, and deserts.
Hypothesis: It is very rare to be found in the western United States and Baja California,
****
Answer:
It's impossible to say

Problem:
Read the following paragraph and determine if the hypothesis is true:

The Eglinton Castle estate was situated at Irvine, on the outskirts of Kilwinning, North Ayrshire, Scotland (map reference NS 3227 42200) in the former district of Cunninghame. Eglinton Castle, was once home to the Montgomeries, Earls of Eglinton and chiefs of the Clan Montgomery. Eglinton Country Park now occupies part of the site.
Hypothesis: Montgomeries did not reside in the eglinton castle estate
****
Answer:
No