A interesting property of Japanese is that a sentence is also a subordinate clause. For example
Tarou wa Noriko wo toshokan de mimashita. (Tarou saw Noriko at the library.)
Tarou wa Noriko wo mimashita. (Tarou saw Noriko.)
Tarou wa Noriko wo mimashita toshokan (The library where Tarou saw Noriko)
Generally "<sentence> <noun>" means "the <noun> such that <noun> <particle> <sentence> is true for some choice of <particle>".