proszę o sprawdzenie kilku zdań streszczenia tekstu

I was selected article about the justice system .
Judicial power is exercised by the Supreme Court of Justice and other lower courts
established by Congress within the national territory .
It is the responsibility of the Supreme Court and lower federal courts to hear and decide
all cases relating to matters governed by the Constitution, the laws of the Nation or
treaties with foreign nations.
The Supreme Court exercises jurisdiction over appeals in
accordance with the rules and exceptions prescribed by Congress.
As to national justice, under article 116 of the Constitution the Supreme Court and the
lower federal courts hear and decide all cases relating to matters governed by the
Constitution and the laws of the Nation, except those matters falling to the provincial
jurisdictions.
In these cases, according to article 117, the Supreme Court exercises
jurisdiction over appeals.

pierwsze zdanie jest Twoje i jest bledne 'was selected' = 'bylam wybrana'
pozostale zdania sa z tekstu i nie mozna im nic zarzucic

a jak napisać" wybrany przeze mnie .."

Article selected by me were about justice administration system ?

O ilu artykułach mowa?

jednym,
The Article selected by me was about justice administration system .
??

...the justice...