# title songwriters producer(s) performer
#
title
songwriters
producer -lrb- s -rrb-
performer
number
list length
list length
list length
number text <c,text> <c,text> <c,text>
1 "shalom a leck" p. chapman, k-def k-def tragedy
what is the number of tracks that have no songwriters ?
WP VBD-AUX DT NN IN NNS WDT VBD-AUX DT NNS .
3
Keyword Keyword Keyword Keyword Keyword Keyword Keyword Keyword Column Keyword Keyword
select count ( * ) from w where c3 is null
None None None Keyword Keyword None None None Keyword Column None
['agg', 'agg_count'] ['agg', 'agg_count'] ['null', 'null_null'] c3