/usr/lib/libkdeclarative.so.5 is in libkdeclarative5 4:4.14.16-0ubuntu3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/libkdeclarative.so.5.14.16
/usr/lib/libkdeclarative.so.5.14.16