volume year names articles pages images maps number of copies
volume
year
names
articles
pages
images
maps
number of copies
number
minimum_number minimum_parsed minimum_year maximum_number maximum_parsed maximum_year
number
number
number
number
number
number timespan text number number number number number
1 1974 ա-արգինա 3442 720 1294 75 100000
how many fewer maps were present between the 1986 and 1983 editions ?
WRB JJ JJR NNS VBD-AUX JJ IN DT CD CC CD NNS .
36
select abs ( ( select c7_number from w where c2 = 1986 ) - ( select c7_number from w where c2 = 1983 ) )