rank city population area
(km2) density
(inhabitants/km2) altitude
(mslm)
rank
city
population
area -lrb- km2 -rrb-
density -lrb- inhabitants\\/km2 -rrb-
altitude -lrb- mslm -rrb-
number
number
number
number
number
rank text number number number number
1st alessandria 94191 203.97 461.8 95
which communes have a population above 30,000 ?
WDT NNS VBD-AUX DT NN IN CD .
Alessandria|Casale Monferrato
select c2 from w where c3_number > 30000