Fixed parsing error for 'unknown' portion of response
Fixed parsing error for 'unknown' portion of response

umbc-hackafe/cleverbot.py,tatosaurus/artificialintelligence,rxw/artificialintelligence,rxw/artificialintelligence,marquesds/cleverbot.py,folz/cleverbot.py,tatosaurus/artificialintelligence,stephcd/cleverbot.py3