remains → persists
Double-check for brand names to keep them as they are. The example given includes "RAR" which is a brand, so it should remain. Also, the angle brackets “ and ” are HTML entities for quotes. Should I replace the quotes with regular ones? The user didn't mention changing that, so I'll leave them as they are.
navigate → move through
Variant for "work of art": piece of artistic creation, masterpiece, creative expression.
mystery → puzzle
So for each word, even verbs and prepositions. So "is" would be holds but maybe more accurately is? Wait, the user didn't specify whether to vary the word form (like changing verb tenses). The instruction says "switch every word with 3 synonyms", so possibly the same part of speech. So "is" → [exists, holds, stands] (but "exists" is a verb in the third person singular, which might not fit. Maybe better to keep the same structure. Alternatively, use "is" → [is, remains, is a part of]. Hmm, that might not be synonyms but the same word. Maybe the user wants different words that can replace in the sentence. This is a bit tricky.
Let me try to process the first sentence: ls crazy angels rar
Once all synonyms are in place, verify there's no markdown and only plain text is outputted. Also, ensure all proper nouns are left untouched, including filenames like "Ls Crazy Angels Rar" and "RAR".