Premise: Source: Mikhail Prokhorov
He is the former chairman of Polyus Gold , Russia 's largest gold producer , and the former President of Onexim Group .
Hypothesis: Mikhail Prokhorov was the chairman of Polyus Gold from 1999 to 2003.
Label: nei
Span interactions:
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labels: Hypernym-h-to-p
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premise_text: is the former chairman of Polyus Gold
hypothesis_text: was the chairman of Polyus Gold
level: high
labels: Synonym
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premise_text: He
hypothesis_text: Mikhail Prokhorov
level: high
labels: Synonym
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premise_text: Mikhail Prokhorov
hypothesis_text: Mikhail Prokhorov