name party took office left office
name
party
took office
left office
first second
number
number
text text(text) number number
glenlyon campbell social credit (coalition) 1903 1908
name the representative who took office for 7 years and is in the liberal party .
VB DT NN WP VBD NN IN CD NNS CC VBD-AUX IN DT NNP NNP .
William Findlater
select c1 from w where c4_number - c3_number = 7 and c2 = 'liberal'