The words "Landlord" and "Tenant" as used herein shall include the plural as well as the singular. The words used in neuter gender include the masculine and feminine. If there is more than one Tenant, the obligations under this Lease imposed on Tenant shall be joint and several. The captions preceding the articles of this Lease have been inserted solely as a matter of convenience and such captions in no way define or limit the scope or intent of any provision of this Lease. This Lease may be executed in several counterparts and by each party on a separate counterpart, each of which, when so executed and delivered, shall be an original and all of which together shall constitute one instrument.