Definition: In this task, five ordered key facts are given. All the given facts are expressed in natural language. Your job is to generate a story 100 to 1000 words long, that includes all the facts given as input in their order of appearance while expanding upon them to produce a broader, yet coherent, narrative.
Input: Fact1: Mahim takes advantage of situation, Fact2: killer In heat of shoots Sabitri 's friend moment, Fact3: Sibnath manage to escape from best friend grasp of hired assassin with Sibnath 's Rani, Fact4: Ghoshal After pounces upon mission of engulfing Banerjee property Amar Banerjee 's death Mahim, Fact5: Tina to be married with Mahim 's insane son

Mahim Ghoshal is a conspiring manager of businessman Amar Banerjee. While Amar banerjee has 2 wives Mamata  Sabitri Mahim takes an advantage of this situation. Amar Banerjee has two separate families in two separate places. Mamata feels insecure about Amars second fiddle Sabitri while Mahim takes advantage of this situation. He advised and influences Mamata to give him ransom so that he may kill Sabitri and his own son Debnath, Mahim sends a killer who brutually knives Sabitri to death. In the heat of the moment the killer shoots and kills Sabitris friend too. Sabitris son Debnath and his best friend Sibnath manage to escape from the grasp of the hired assassin with Sibnaths sister Rani. But sadly the 3 children get separated. Debnath becomes Deba Mastan while Sibnath turns out to become Siba. Rani becomes a torger and finds a sidekick within Pangla. Incidentally Sibnath was brought up by Amar Banerjees driver Sanatan, an outright honest man. After Amar Banerjees death Mahim Ghoshal pounces upon his mission of engulfing the Banerjee property. He blackmails Mamata and coerces her to accept her that her daughter Tina to be married with Mahims insane son Rocket. But Sibnath arrives at the judgement moment to save Tina from getting married with the hoodlum. Sibnath declares as the soninlaw Jamai of the Bamerjees, i.e. Tinas husband and begins his mission of fighting Mahim Ghoshal, Rocket and his allies. Mahim on the other hand brings Debnath as a wild card and introduced his to Mamata as Sabitris long lost son. Mamata acceptrs Debnath as her slipson while Tina also gives consent. But as Sibnath and Debnath dont recognise each other as childhood pears they constantly fight and combat each other. But ultimately truth prevails. the childhood mystery of all three are revealed and while Mahim Ghoshal in punished the entire family reunite again.