Internal Bracketing or Nesting

The desk [[which you bought at the shop [near the bakery [[which sells those cakes [[your father likes]] ]] ] ]].

i.e.

[[which you bought at the shop near the bakery which sells those cakes your father likes]]

inside of which is nested:

[near the bakery which sells those cakes your father likes]

inside of which is nested:

[[which sells those cakes your father likes]]

inside of which is nested:

[[your father likes]]

Black & Blue

encoding the colour by reference to blue

encoding the colour of my true love's hair by reference to black

blue	is	the colour
black	is	the colour of my true love's hair
Agent Identifier Token	Process: identifying	Medium Identified Value
Theme	Rheme
New: marked		Given

Rare	are		those who know the answers
Attribute	Process: attributive		Carrier
Theme: marked	Rheme
Complement	Predicator	Finite	Subject
Residue		Mood

(Beware of the stupidity of those who analyse every Subject as unmarked Theme.)