| http://www.w3.org/ns/prov#value | - , this is brazil the hottest economy in the world next to china and batista is a symbol of it but it proves to be a lot of thin air. >> reporter: much of the oil turned out to be unrecoverable, too difficult or expensive to pull out of the ground. some fields had to be abandoned. then as batista ee cash was running out, the brazilian economy began to get cool. >> he is what his fortuned were tied
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