Question: Was Elmo an original muppet character on Sesame Street?, Answer:No, Description of Sesame Street: American children's television program, Fact1: Sesame Street started in 1969., Fact2: Elmo first appeared on the show in 1980.
Step1: When did Sesame Street make its debut?, Step2: When did Elmo first appear on Sesame Street?, Step3: Is #2 the same as #1?, Wikipedia page for step 1: Sesame Street, Wikipedia page for step 2: Elmo, Wikipedia page for step 3: , not_definitive_answer: False, incorrect_answer: False