TASK DEFINITION: In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.
PROBLEM: The PlayStation ( officially abbreviated as PS and commonly known as the PS1 or its codename PSX ) is a home video game console developed and marketed by Sony Computer Entertainment .

SOLUTION: The PlayStation ( often known as the PS1 or the PSX ) is a video game console made by Sony .

PROBLEM: The Greek Orthodox Church of Antioch , also known as the Antiochian Orthodox Church and legally as the Greek Orthodox Patriarchate of Antioch and All the East , is an autocephalous Greek Orthodox Church within the wider communion of Eastern Orthodox Christianity .

SOLUTION: The Greek Orthodox Church of Antioch is a group of Christians .

PROBLEM: In law , codification is the process of collecting and restating the law of a jurisdiction in certain areas , usually by subject , forming a legal code , i.e. a codex ( book ) of law .

SOLUTION:
They are listed , usually by subject , forming a legal code ( a codex or book of law ) .