Omana died in 2003 and K. Gopalakrishnan died in February , 2011 in Thiruvananthapuram .
Till his death , K Gopalakrishnan received a pension from the Russian government for his efforts .
Omana died in 2003 and K Gopalakrishnan   died in February , 2011 in Thiruvananthapuram .
Till his death , K Gopalakrishnan received a pension from the Russian government for his efforts .