- : (temp = XCAR (prop),
- (CONSP (temp)
- && (temp = XCDR (temp),
- (NILP (temp)
- || STRINGP (temp)
- || VECTORP (temp)
- || INTEGERP (temp)
- || CONSP (temp))))))
- && (end - start) == COMPOSITION_LENGTH (prop));
+ : (CONSP (XCAR (prop))
+ && (NILP (XCDR (XCAR (prop)))
+ || STRINGP (XCDR (XCAR (prop)))
+ || VECTORP (XCDR (XCAR (prop)))
+ || INTEGERP (XCDR (XCAR (prop)))
+ || CONSP (XCDR (XCAR (prop))))))
+ && COMPOSITION_LENGTH (prop) == end - start);