definiens: means, on a Program - by - Program basis, any of the following, as applicable : ( a ) with respect to the ICOS Activator Program, the period commencing on the Effective Date and ending on, subject to Sections 2 .9, 3.1.1 and 3.1.7, the Data Package Verification Date for the ICOS Activator Program ( the ) ; ( b ) with respect to the PD-1 Activator Program, the period commencing on the Effective Date and ending on, subject to Sections 2 .9, 3.1.2 and 3.1.7, the Data Package Verification Date for the PD-1 Activator Program ( the ) ; and ( c ) with respect t o an Other Program ( including the Lead Program ), th e period commencing on the Effective Date and ending on, sub ject to Sections 2.9 and 3.1.7, the Data Package Verification Date ( with respect to either the Lead Program Data Package or any IND Data Package, as applicable ) for such Other Program ( the ; and together with JTX-2011 Option Term and JTX-4014 Option Term, the )