def _transfer_substance(s):
subst, attr, mode = s<EOL>attr0, attr1, attr2 = attr<EOL>assert isinstance(attr1, NullScript) and isinstance(attr2, NullScript)<EOL>subst, subst1, subst2 = subst<EOL>assert isinstance(subst1, NullScript) and isinstance(subst2, NullScript)<EOL>subst0, subst1, subst2 = subst<EOL>assert isinstance(subst2, NullScript)<EOL>return m(m(m(subst0)), m(m(subst1), attr0), mode)<EOL>
E:O:.-M:O:.-t.o.-' => E:.-O:.M:O:.-t.o.-‘