a regular, continuous, and substantial basis which, regardless of whether the activity is conducted in one or more entities, consists, in whole or in part, of— (A) raising or returning capital, and (B) either— (i) investing in (or disposing of) specified assets (or identifying specified assets for such investing or disposition), or (ii) developing specified assets. (3) Specified asset The term specified asset means securities (as defined in section 475(c)(2) without regard to the last sentence thereof), commodities (as defined in section 475(e)(2)), real estate held for rental or investment, cash or cash equivalents, options or derivative contracts with respect to any of the foregoing, and an interest in a partnership to the extent of the partnership’s proportionate interest in any of the foregoing. (4) Exceptions The term applicable partnership interest shall not include— (A) any interest in a partnership directly or indirectly held by a corporation, or (B) any capital interest in the partnership which provides the taxpayer with a right to share in partnership capital commensurate with— (i) the amount of capital contributed (determined at the time of receipt of such partnership interest), or (ii) the value of such interest subject to tax under section 83 upon the receipt or vesting of such interest. (5) Third party investor The term third party investor means a person who— (A) holds an interest in the partnership which does not constitute property held in connection with an applicable trade or business