The term "Strife" is heavily associated with Homestuck (specifically "Bladekind" or "Knife-kind" strife specibi). If this is a fan-fiction prompt or a game-file reference, it likely deals with a character’s combat stats or a scripted encounter.

It could be a placeholder name for a conflict-resolution script (a "strife" in the code) or a simple text-based RPG encounter logic.

Which of these directions were you aiming for, or is this a you've encountered in a program or game ?

If you were looking for something specific, here are the most likely "real-world" connections:

Since "knife strife.txt" sounds like it could be anything from a specific internet creepypasta to a niche indie game file or even a piece of creative writing, I’ve approached this from a few different angles.