Prosecution in the 1993 Mumbai blasts case had apprised the Supreme Court of roles assigned to various accused who acted as planners, planters and landing agents for the explosives with the help of customs and police officials for carrying out the attacks.
Dawood Ibrahim, Tiger Memon and Mohammed Ahmed Dossa, Ayub Abdul Razak Memon and other absconding accused were described as planners and mastermind of the blasts along with Yakub Memon whose death sentence was upheld by the Supreme Court.
Younger brother of absconding accused Tiger Memon and a chartered accountant by profession, Yakub was found guilty of possessing arms and ammunitions and distributing them among the accused besides purchasing vehicles used in the blasts.
Among the other 10 death convicts whose punishment was commuted to life sentence were those given the role of planting the explosives by Yakub.
The death sentence of Abdul Gani Turk, a taxi driver, was commuted to life for the Century Bazaar blast. He was found guilty of placing RDX under a manhole at Century Bazaar. The blast had taken place when a bus ran over the explosives, killing about 113 people, the highest casualties at a single spot among the 12 explosions.
He was also held guilty of fitting explosives in vehicles which had been parked at different blast sites.
Parvez Nazir Ahmed Shaikh, another death row convict whose sentence was modified to life term, had parked an RDX-laden scooter at Katha Bazaar in south Mumbai where the explosion killed four persons and injured 21. He had also planted a suitcase filled with RDX and a timer device in room 1840 of Sea Rock Hotel at Bandra causing no loss of lives but damage to property worth Rs 9 crore.
Mushtaq Musa Tarani had planted RDX-filled suitcase in Juhu Centaur Hotel and an RDX-laden scooter at Sheikh Memon street. He had also attended the meeting with absconding accused Tiger Memon at hotel Taj and also surveyed possible sites to be targetted.
Asghar Mukadam, said to be Tiger Memon's accountant and Shahnawaz Qureshi, were held guilty by the TADA court of planting a bomb at Plaza cinema where ten people were killed.
Shoaib Ghansar had planted bomb at Zaveri Bazaar which killed 17 people and injured nearly 60.
Three other death row convicts whose setences were today commuted to life term are Firoze Amani Malik, Zakir Hussain and Abdul Akhtar Khan. The trio were found guilty of lobbing hand grenades at Mahim fihermen colony, which claimed three lives.
Farooq Pawale had planted bomb in Air India building in south Mumbai, which left 20 persons dead and 100 wounded.
He was also held guilty of a second car bomb blast which killed four people near a gas station opposite the Shiv Sena Bhawan in Dadar.
Another death row convict Mohammed Iqbal, who died after being given capital punishment by the TADA court, had planted explosives at Naigam and accompanied another bomber who threw grenades at Sahar airport.