Good grief! That's a complicated way of showing it!
All you need to remember is:
Draw the line 70 degrees to the inbound track
Everything to the right of that line is direct entry.
Below the inbound track is teardrop entry.
Above the inbound track is parallel entry.
Keef's freehand drawing is here:
Simple Hold
It's worth memorising that - it ain't hard!
That a right-hand hold. For left hand, hold the paper up in the air and look from the other side (or draw it that way round).