Based on the alphanumeric string provided, this appears to be a reference number for a college course syllabus or academic archival document (most likely from a university using the "NTRP" prefix, such as those found in Texas A&M's syllabus archives or similar academic repositories, with "fa18" indicating Fall 2018).
Ratings consider the final score of a match, as well as the opponent's and partner's (in doubles) ratings to determine an "expected outcome". NTRP Skill Level Breakdown USTA NTRP Ratings: FAQs | National Tennis Leagues ntrp 3222fa18ad
: This string is exactly 10 characters long and looks like a unique hash for a specific piece of digital content, such as a long-form article, a video file, or a specific database entry in a private system. Military Technical Publication stands for Navy Tactical Reference Publication Based on the alphanumeric string provided, this appears
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