C = Chapter 
There are 114 chapters in the Quran.
P = Part
The Quran has been divided into thirty equal
parts.
R = Ruku Each chapter is
divided into rukus of different lengths. A ruku generally deals with a
particular topic. Number of rukus differ from
chapter to chapter, ranging from 40 in chapter No. 2 to
1 many smaller chapters at the
end.
*, #, $, Footnotes Short meanings of certain words have been given at the end of the paragraph.
Numbers in brackets At the end of the word or verse or in the middle of a verse, a
number in brackets is given : {1},{2},{3} etc. To find out the explanation,
click the number in the bracket which leads to the Explanatory Notes that
explains in detail about the particular verse or word.
In the explanatory notes at the end :
1. Certain
Arabic terms have been explained,
2. Historic
background of some verses has been provided and
3. Verses
dealing with topics of science have been explained in detail in the light of
the latest information available in books and journals of science.