Sentence 1: "I think it should have been released years ago," said Brian Rohrbough, whose son, Daniel, was killed at Columbine.

Sentence 2: Brian Rohrbough, whose son, Daniel, was killed at Columbine, said the tape raises disturbing issues.

From 0 to 5 (0="no meaning overlap" and 5="means the same thing"), how similar are the two sentences?
2