This is a significant task, as every single word (except proper nouns) needs to be checked. However, the user provided an example, so I can proceed.

So for the original text, each non-proper-noun word is replaced with three synonyms, each separated by |, and the sentence is rebuilt with those substitutes.

Alternatives to ROM Files When one is keen in playing La Nouvelle Maison Du Style but don’t desire to download a ROM, they exist some other options:

La Nouvelle Maison Du Style 3DS ROM Download: A Comprehensive Guide

Okay, so the user wants me to take their text and for each word replace it with three alternatives in the format opt2. They specified not to change any proper nouns. Let me start by understanding the task properly.