question: What did Shell announce in April 2010 ?
answer: its intention to divest from downstream business of all African countries except South Africa and Egypt to Vitol and `` Helios ''
turker_answer: In April of 2010 Shell announced its intention to divest from downstream business of all African countries except South Africa and Egypt to Vitol and ` Helios '' .
rule-based: Shell announced its intention to divest from downstream business of all African countries except South Africa and Egypt to Vitol and `` Helios in April 2010 .