season network play-by-play color commentator(s) sideline reporter(s)
season
network
play by play
color commentator -lrb- s -rrb-
sideline reporter -lrb- s -rrb-
number
list length list_first list_second
number text <a,text(text)> text text
1969 cbs jack whitaker frank gifford and don perkins frank glieber
who were the `` color commentators '' for play by play in 1968 ?
WP VBD-AUX DT `` NN NNS '' IN NN IN NN IN CD .
Paul Christman
select c4 from w where c1_number = 1968