I don't know [where it is.]-->N cl

This is a place [where/in which I live].-->adj cl

ADJ CL.*1

elephants 〔that were previously used to pull timber out of forests〕 have sometimes been put up for sale.

名字子句*1

that rough diamonds are mined, processed, and traded…

形容詞字句*1

Countries (that)..

S+V in case S+V

Their final goal is to maintain a healthy population of captive elephants in case the wild population ceases to exist.

adj.CL*1

where human rights are violated and conflicts occur regularly.

adj cl*1

particularly in countries [that are not considered war zones.]

For every……that die

Adj CL

Which was once known…… Elephants.