blackboard primary subject, 17 assertions
There are no subgroups or aspects for blackboard in Ascent++.
CapableOf 5
provide update 0.41
list beer 0.31
work with box 0.28
learn 9.1 0.25
work with creative comm… 0.16
HasProperty 7
unavailable 0.52
green 0.44
popular 0.35
great 0.32
black 0.31
clunky 0.23
simple 0.16
ReceivesAction 5
used by college 0.56
used by k-12 schools 0.56
used by textbook publis… 0.41
used by student-focused… 0.41
recited in claim 0.36