Sentence 1: He has presented lectures and conference at the College Art Association in New York ( 2007 ) and at the Subtle Technologies Conference in Toronto ( 2002 ) .
Sentence 2: He has presented papers and the College Art Association conference in New York ( 2007 ) and at the Subtle Technologies Conference in Toronto ( 2002 ) .

Do these two sentences convey the same information?

Pick your answer from: [+] no [+] yes
no