Political leaders pledged that construction of the so-called Freedom Tower -- which will rise 1,776 feet into the air and be the world's tallest building -- will be finished on schedule by the end of 2008.
The height of the freedom tower is a number that is also the year of independence
This is true. 1776 is the year the US became an independent country
( z1 number :domain ( z2 high :ARG1 ( z3 tower :mod ( z4 free ) ) ) :time ( z5 year :time-of ( z6 depend :polarity - ) :mod ( z7 also ) ) )