A same meaning or not problem: OPTIONS:
- no
- yes
Starting in 1903 , copper was mined by the Giroux Consolidated Mining Company and by the Nevada Consolidated Copper Company in 1904 .
In 1903 , copper was dismantled by the Giroux Consolidated Mining Company and by the Nevada Consolidated Copper Company in 1904 .
****
[A]: yes

A same meaning or not problem: OPTIONS:
- no
- yes
Mons Mons Claudianus is situated in the upper desert of Eastern Egypt and was discovered by Wilkinson and Burton in 1823 .
Mons Mons Claudianus is situated in the eastern desert of Upper Egypt and was discovered by Wilkinson and Burton in 1823 .
****
[A]: no

A same meaning or not problem: OPTIONS:
- no
- yes
Martina Navratilova defeated Margaret Court 6 -- 3 , 3 -- 6 , 6 - 3 .
Margaret Court defeated Martina Navratilova 6 -- 3 , 3 -- 6 , 6 -- 3
****
[A]: no

A same meaning or not problem: OPTIONS:
- no
- yes
B is the common term between the two premises ( the central term ) , but is never distributed , so this syllogism is invalid .
B is the medium term between the two premises ( the common term ) , but is never distributed , so this syllogism is invalid .
****
[A]:
no