Question: Who is the Indian pop musician who composed his own original music instead of covering Ahmed Rushdi's songs?

Context paragraphs:
Indian pop: Indian pop music (Urdu: ہندوستانی پاپ) (Hindi: हिन्दुस्तानी पॉप संगीत ) often known as I-Pop, Indian-Pop, Hindi Pop, Urdu Pop, or Indi-pop, refers to pop music originated in the South Asian region with the playback singer Ahmed Rushdi's song ‘"Ko Ko Korina"’ in 1966 and has since then been adopted in India, Bangladesh, and lately Sri Lanka, and Nepal as a pioneering influence in their respective pop cultures.  Following Rushdi's success, Christian bands specialising in jazz started performing at various night clubs and hotel lobbies in Karachi, Hyderabad, Mumbai, Dhaka and Lahore.  They would usually sing either famous American jazz hits or cover Rushdi's songs.

Filmi pop: Filmi pop (Urdu: فلمی موسیقی filmi mosiqi) is a term first coined by Pakistani music journalist,"[M Ali Tim" in 1990 but made famous by the country's most influential pop critic, "Nadeem F. Paracha".  In 1966, a talented young playback singer Ahmed Rushdi (now considered as one of the greatest singers of south Asia) sang the first South Asian pop song ‘"Ko Ko Korina"’" for the film "Armaan".  Composed by Sohail Rana, the song was a blend of 1960s bubblegum pop, rock and roll twist music and Pakistani film music.  This genre would later be termed as "filmi pop".

Robin Ghosh: Robin Ghosh (13 September 1939 – 13 February 2016) was a Bangladeshi (earlier Pakistani) playback singer and film music composer, best known for singing and composing music for Lollywood films from 1961 to 1986.  Playback singer Ahmed Rushdi has a notable contribution to Ghosh's success.  Ghosh gained fame in the mid-1960s when Rushdi sang his compositions in films like "Chakori (1967)", "Jahan Tum Wahan Hum", "Paisa", etc.

List of Waheed Murad songs: Waheed Murad had been picturised in more than 250 Urdu and Punjabi songs including one song sung by Waheed himself in the film "Ishara".  Ahmed Rushdi, Mehdi Hassan, Masood Rana, A. Nayyar, Mujeeb Aalam, Asad Amanat Ali Khan, Ghulam Abbas, Rajab Ali, Akhlaq Ahmed, Mehboob Pervaiz, Muneer Hussain, Bashir Ahmad, Shaukat Ali, Amanat Ali Khan, Ghulam Ali, Rafiq Chaudhary and Saleem Raza had sung for Waheed Murad in different films.  Among them Ahmed Rushdi became very famous playback singing voice for Waheed Murad.  Following is the list of songs picturised on Waheed Murad:

Anhoni: Anhoni is a Pakistani film directed by Iqbal Akhter starring Waheed Murad, Aaliya and Lehri.  It premiered on 21 December 1973.  Lal Mohammad Iqbal composed the music in the voices of Ahmed Rushdi and Runa Laila.

The Blast (album): The Blast is the first Indipop studio album by Indian musician Yuvan Shankar Raja, released in July 1999.  It features 12 tracks, which were all composed by Yuvan Shankar Raja.

Akhlaq Ahmed: Akhlaq Ahmed (Urdu: اخلاق احمد‎ ; January 10, 1950 – August 4, 1999) was a Pakistani playback singer.  He was a member of a famous singing group from Karachi with two other artists,film playback singer Masood Rana and film actor Nadeem.  Akhlaq debuted as a singer in the 1973 film, "Pazaib" with music by "Lal Mohammad Iqbal".  He was unable to get a dominant place in the Pakistan film industry because when he started his singing career, at that time Ahmed Rushdi was the prominent playback singer in the Pakistani film industry.  Even then he remained a somewhat successful singer in the late 1970s and 1980s.

Ahmed Rushdi: Ahmed Rushdi, SI, PP (Urdu: ‎ ; April 24, 1934 – April 11, 1983) was a versatile Pakistani playback singer and was "an important contributor to the golden age of Pakistani film music.  Rushdi is acclaimed as one of the greatest singers of South Asia and could sing high tenor notes with ease.  He is best known for his distinctive voice, with complex and dark emotional expressions.

Alamgir (pop singer): Alamgir is a Pakistani singer and is considered one of the pioneers of the Urdu pop music.  His versatile style of singing is inspired by playback singer Ahmed Rushdi and Elvis Presley.  In April 2013, Alamgir joined Meesha Shafi, Strings, Ali Azmat and Shahzad Hasan as a judge on the immensely popular singing talent show "Music Icons" which aired on ARY Digital TV channel.

Lal Mohammad Iqbal: Lal Mohammad Iqbal were a popular Pakistani composer duo, consisting of Lal Mohammad (1933–2009) and Buland Iqbal (1930-2013).  They were among the leading musicians of Pakistan film industry belonging to the golden era of film songs.  Buland Iqbal composed music at Radio Pakistan with his colleague Lal Mohammad and the duo was known as Lal Mohammad Iqbal.  The duo is primarily remembered for their compositions in the voice of playback singer Ahmed Rushdi.

Supporting paragraphs: The Blast (album) Indian pop
Answer: Yuvan Shankar Raja