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Spaced repetition: each system comes back just before you would forget it. Fast, correct answers stretch the interval; a miss brings it back the same day.

Free practice: Argüello pase bola: Long–Short–LongScore 0/0
01234-3-2-10123401234000-1-2123
On the table, the ringed ball is your ball (1). 2 = the ball your cue ball hits first, 3 = the last ball to hit for the point.
Argüello pase bola: Long–Short–Long
Spin = Arrival + Ball 2 correction + Cue ball correction
Your ball:White(cue ball · 1)
Ball 2YellowBall 3Red
Expected shot:Argüello pase bola: Long–Short–LongPase bolaCushion orderLong → Short → Long

The cue ball hits ball 2 and passes it, travels the cushions in order and goes to ball 3.

Given:
Arrival0
In this position, what is Spin?

Task: put the given values into the system's formula and calculate Spin. Enter the answer as a spin value (number of tips).