Assertion: ban | /r/HasProperty | invented by alan turing
Facets:
value: to measure the amount of information
type: PURPOSE
value: with good
type: OTHER
Source sentences:
text: The ban and the deciban were invented by Alan Turing with Irving John "Jack" Good in 1940, to measure the amount of information that could be deduced by the codebreakers at Bletchley Park using the Banburismus procedure, towards determining each day's unknown setting of the German naval Enigma cipher machine.