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
in what year was the last season of cbs 's play by play ?
IN WDT NN VBD-AUX DT JJ NN IN NNP POS NN IN NN .
1969
select max ( c1_number ) from w