One side of splice.
Core is pink.
Tails are in the lower portion.
Marriage area is on the left side.
Circles with dots indicate cross section.
Splice length is shortened to fit image.

Marriage:
Strands to be tucked on lower part of image.
Strands to be "layed in" on upper part of image.

Marriage Area:
Strands have been "layed in" 1 revolution or "lay length."
Notice "barber pole" color differences for strands.

Splice Open Tucks:
Strands have been "layed in" strands cross and stop as they reach "tuck strands."
Strands are shortened and straightened in preparation to being "tucked" inside of haul rope.
Notice change in "barber pole pattern" at each tuck.

A splice in progress.

Picture thanks to John Holm