=head1 NAME

210-extended-sequences

=head1 TESTCASES

This is B<< bold >>.

This is I<< italic >>.

This is code: C<< $obj->method < 42 >>.

This is a F<< filename >>.

This is an ampersand escape: E<< amp >>.

This is a S<< non-breaking space sequence >>.

This is an index entry.X<< index entry >> (Nothing to see)

This line contains a Z sequence.Z<<  >>