About: http://webisa.webdatacommons.org/368398413

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	There is not normally at any time destructive interference as the OP asks for, i.e. such that the total loudness (RMS peak, whatever) is less than that of either of the single strings.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com