Generate a correct and concise answer for the question based on the words in the context.

Context : Mohammad-Reza Sharifinia (Persian: , born 15 June 1955 in Tehran, Iran) is an Iranian actor.
Question : What city is Mohammad-Reza Sharifinia from?
Tehran

Context : The Queensland Parks and Wildlife Service (QPWS) is a sub-section of the Department of National Parks, Sport and Racing within the Government of Queensland.
Question : Which company is the parent company of Queensland Parks and Wildlife Service?
Government of Queensland

Context : Robert Brownjohn died from a heart attack in London on August 1, 1970.
Question : The cause of death of Robert Brownjohn is what?
heart attack