Complex sentence: New World Resources N.V. ("NWR") produces quality coking and thermal coal for the steel and energy sectors in Central Europe through its subsidiary OKD, a.s., the largest hard coal mining company in the Czech Republic.
Split into simpler sentences: New World Resources ("NWR") is a company producing coking and thermal coal for the steel and energy sectors in Central Europe. Its subsidiary OKD is the largest hard coal mining company in the Czech Republic.