question: What was Baden Powell 's opinion of On the Origin of Species ?
answer: Baden Powell praised `` Mr Darwin 's masterly volume -LSB- supporting -RSB- the grand principle of the self-evolving powers of nature ''
turker_answer: Baden Powell 's opinion of On the Origin of Species praised `` Mr Darwin 's masterly volume -LSB- supporting -RSB- the grand principle of the self-evolving powers of nature '' .
rule-based: Baden Powell 's opinion of On the Origin of Species was Baden Powell praised `` Mr Darwin 's masterly volume -LSB- supporting -RSB- the grand principle of the self-evolving powers of nature .