I've read both version of the Holodomor or whatever it's called. I put it down to communist incompetence, Mao was no different than Stalin in this regard.
As for the famines in India, the war criminal Churchill deliberately routed grains to feed his armies during world war 2. Prior to that, it was British policy to trigger famines, not incompetence.
During the Irish famine, again under British rule, the latter were exporting grains and other produce to England. It was not incompetence but malice.
Who is Ramachandran?