Caterpillar Sis Free Downloadable Software [new] · Legit & Official

The original text is about Caterpillar SIS and its features. The task is to take each word and replace it with three different versions, separated by |, in curly brackets. But the names "Caterpillar" and "SIS" should remain unchanged. So, I have to go through each word, generate three synonyms where possible, and maintain the structure.

Original: "Caterpillar SIS: A Comprehensive Guide to Free Downloadable Software" Caterpillar Sis Free Downloadable Software

Sample output (from the user's example) replaces terms like "What" with "What," but maybe the user's instructions changed. Wait, no, in the user's sample, they had "text: : Yes, Caterpillar SIS is available..." and they replaced "available" with three terms. However, in the current task, the user says "replace every term with 3 variants using syn1 format. Proper nouns stay. Only output text." The original text is about Caterpillar SIS and its features