/* package whatever; // don't place package name! */
import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.regex.*;
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
{
String str
= "Americans said that Obama is ... Americans said that Barack Obama is ..."; Pattern ptrn = Pattern.compile("(^|\\s[a-z]+\\s+)(Obama)(?!\\s+[A-Z][a-z]*)");
Matcher matcher = ptrn.matcher(str);
while (matcher.find()) {
System.
out.
println(matcher.
group(2)); }
}
}
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