Question: Who is the older sister of the actress who co-starred with Allu Arjun in the film Gangotri?

full_context: Document 1: Leader (2010 film): Leader is a 2010 Telugu political drama film written and directed by Sekhar Kammula marking the acting debut of Rana Daggubati in the lead role, with Richa Gangopadhyay and Priya Anand as the female leads. This film was produced by AVM Productions. The movie opened to rave positive reviews and was a super-hit. It was dubbed into Hindi in the same name as "Leader".
Document 2: Gangotri (film): Gangotri is a Telugu film which released on 28 March 2003 and was directed by K. Raghavendra Rao. Allu Arjun and Aditi Agarwal played the lead roles. This was Allu Arjun's first film as an actor and K. Raghavendra Rao's 100th film as director. Allu Aravind and C. Ashwini Dutt, both who are big-time producers, produced the film. The film was later dubbed into Malayalam and Hindi under the name 'Simhakutty' and 'Gangotri' respectively. .
Document 3: N. T. Rama Rao Jr. filmography: Rama Rao Jr.'s first leading role came opposite Raveena Rajput in "Ninnu Choodalani" (2001), a romantic drama directed by V. R. Prathap, for which Rao was heavily criticized, mainly for his looks and acting ability. Later that same year, he had similar roles in two coming-of-age romantic dramas, wherein he portrayed college-going students: "Student No. 1" and "Subbu", the former being his major break into Tollywood. 2002 marked a turning point in his career, with two low-budget films, "Aadi" and "Allari Ramudu", becoming box-office hits. The former, an action drama, received highly positive reviews, with critics marking the improvement in his performance, while the latter, a melodrama, received mixed reviews, but did well at the box office. "Aadi" also did well financially, becoming the third highest-grossing film of 2002. He acted in two films in 2003, "Naaga", and "Simhadri". While the former was a forgettable film, the latter became a huge blockbuster. The success of "Simhadri" not only cemented his position in Tollywood, but also led to him selecting scripts with similar roles. He followed this success by portraying leading roles in a series of critical and commercial failures, including "Andhrawala" (2004), "Samba" (2004), "Naa Alludu" (2005), "Narasimhudu" (2005), and "Ashok" (2006), leading critics to believe that his career was over. However, in 2006, his career prospects improved when he played the role of Ramakrishna, an unemployed youngster avenging his sister's death, in director Krishna Vamsi's drama thriller "Rakhi". The film received highly positive reviews from critics, with many terming it as his finest performance. Subsequently, it was declared a hit at the box office.
Document 4: Sri Venkateswara Cine Chitra: In 2003 SVCC started their production career with the movie "Ee Abbai Chala Manchodu", directed by "Agathiyan", starring "Ravi Teja", "Sangeetha Krish" and Vani. After a gap of a year, SVCC produced one of the biggest blockbuster hits of Tollywood, "Chatrapathi", directed by "S. S. Rajamouli" starring "Prabhas" and "Shriya Saran". SVCC uniquely paired in alternate movies with "Ravi Teja" and "Prabhas" for their next two movies, "Khatarnak" starring "Ileana D'Cruz" and "Kajal Aggarwal". The production house gained its popularity, by selectiong new scripts always. "Darling" starring "Prabhas" was their third film together and this was also a hit at the box office. This was the second movie with "Kajal Aggarwal". They paved way to many other huge movies like, "Devudu Chesina Manushulu", "Ongole Gitta" etc.. They made some movies like "Sahasam", starring "Gopichand", "Taapsee Pannu", which was an action based historic film and it also created a new dimension for Gopichand's career. "Attarintiki Daredi" starring "Pawan Kalyan", "Samantha Ruth Prabhu" and "Pranitha Subhash" is again a huge hit yet again at the box office. The movie was written and directed by the ace director "Trivikram Srinivas". Their films made their way to box office in the perfect way, "Dohchay","Nannaku Prematho" were also great at box office. The production house tries=d a new genre Comedy, starring "Allari Naresh", "Kruthika Jayakumar" directed by "G. Nageswara Reddy". Their latest film "Radha", with "Sharwanand" and "Lavanya Tripathi" is again a flag bearing hit movie at box office.
Document 5: Gang Leader: Gang Leader is a 1991 Indian Telugu crime film starring Chiranjeevi and Vijayashanti directed by Vijaya Bapineedu, with soundtrack by Bappi Lahari, and dance choreography by Prabhu Deva. The film emerged as a musical blockbuster, cult classic. It surpassed the box office collections of the blockbuster and industry hit "Jagadeka Veerudu Athiloka Sundari". Later it was dubbed in Tamil with same title. The film was later remade in Hindi as "Aaj Ka Goonda Raj" with Chiranjeevi and Meenakshi Seshadri in lead roles, and in Kannada as "Kutumba" starring Upendra.
Document 6: Tanishaa Mukerji: Tanisha Mukerji (born 3 March 1978) is an Indian film actress known for her works predominantly in Bollywood, and few Telugu and Tamil films. Part of the Mukherjee-Samarth family, she is the daughter of filmmaker Shomu Mukherjee and actress Tanuja Samarth, and the younger sister of actress Kajol. She made her debut with the Hindi film "Sssshhh..." in 2003. She had her first hit with Ram Gopal Varma's "Sarkar", appearing alongside Amitabh Bachchan and Abhishek Bachchan. She also was a contestant on the reality show "Bigg Boss 7" in 2013.
Document 7: Aadi (Telugu actor): Aadi (born Aditya Pudipeddi) is an Indian film actor, and accomplished cricketer, known for his works exclusively in Telugu cinema. Born to veteran actor Sai Kumar Pudipeddi, Aadi made his film debut in 2011 with the super hit film "Prema Kavali" under the direction of K. Vijaya Bhaskar. The film garnered critical acclaim for Aadi and placed him among the noted young actors. He won the Filmfare Award for Best Male Debut – South for 2011.
Document 8: Aditi Singh Sharma: Aditi Singh Sharma is an Indian playback singer. She made her playback singing debut in bollywood with Anurag Kashyap's "Dev.D".
Document 9: Aditi Agarwal: Aaditi Agarwal (born January 27, 1987) is an Indian actress who primarily worked in Telugu cinema, also known as Tollywood. She is the younger sister of Tollywood actress Aarthi Agarwal.
Document 10: Allu Arjun: Allu Arjun is an Indian film actor who primarily works in Telugu cinema. After playing child artist in "Vijetha" and as a dancer in "Daddy", Arjun made his adult debut in "Gangotri".
Document 11: Aditi Vasudev: Aditi Vasudev is an Indian film actress, known for her roles in the comedy-drama film "Do Dooni Chaar" (2010) and the comedy film "Sulemani Keeda" (2014). She has made her TV debut in the serial "Meri Aawaaz Hi Pehchaan Hain" in February 2016 with her role as the young Ketaki along with Amrita Rao, who also made her TV debut in the same serial playing the role of Kalyani, the elder sister of Ketaki. The TV serial is telecast in &TV channel.
Document 12: Aditi Singh (politician): Aditi Singh (born 15 November 1987) is an Indian politician. She is an MLA elected in 2017 from the constituency of Raebareli Sadar in the Indian state of Uttar Pradesh.
Document 13: Aditi Singh: Aditi Singh is an Indian actress who appears in Films. She made her Telugu film debut through the movie "Guppedantha Prema" in 2016. After which a Leading Tollywood Blog Quoted,"Aditi Singh has good screen presence and her performance in most scenes is commendable."
Document 14: Gunde Jaari Gallanthayyinde: Gunde Jaari Gallanthayyinde (English: "Heart Slipped and Went Missing") is a 2013 Telugu film written and directed by then-debutante Vijay Kumar Konda. It was produced by N. Nikitha Reddy under the banner of Shresht Movies. The film features her brother Nithin along with Nithya Menen and Isha Talwar in the lead roles. Indian badminton player Jwala Gutta made a special appearance. The title of the movie is taken from the song "Dil Se" from Pawan Kalyan's film "Gabbar Singh". Pawan Kalyan made a cameo appearance in the song "Emaindho Emo Eevela", which is a remix of the song with the same name in Pawan's "Tholi Prema". Anoop Rubens composed the music while I. Andrew and Prawin Pudi handled the cinematography and editing respectively.
Document 15: Allu Arjun, roles and awards: Allu Arjun is an Indian film actor known for his work in Telugu cinema. In 1985, at the age of two, he made his Telugu debut in the film "Vijetha", directed by A. Kodandarami Reddy. Sixteen years later, Arjun made a cameo appearance as Gopi, a dancer, in the 2001 film "Daddy" directed by Suresh Krissna. He had his first leading role in the 2003 film "Gangotri", directed by K. Raghavendra Rao which was the latter's 100th film as a director. In the film, Arjun played an adolescent named Simhadri living in Rayalaseema, who falls in love with a factionist's daughter. He received positive reviews citing his looks and performance, with Sify adding that he had a "long, long way" to go in terms of acting. He won Filmfare Awards South, CineMAA Awards and Nandi Awards for Best Male Debut in terms of his acting.
ground_truth: Aarthi Agarwal