definiens: and collectively as the RECITALS ( A ) F - star Controls ( as defined herein ) certain intellectual property rights with respect to an Fcab directed specifically against PD -L1 . [COMPANY] has selected one such Fcab to b e provided by F -star to [COMPANY] ; and ( B ) F - star, pursuant to an agreement between the Parties dated 19 April 2016, ( the ) has granted a limited licence to [COMPANY] under its intellectual property rights in certain murine and human F - star PD - L1 F cabs selected by [COMPANY] . The Original Agreement was amended by the Parties by a letter dated 17 May 2017 ; and ( C ) The Parties have agreed to amend and restate the Original Agreement insofar as it relates to the grant of the limited licence by F -star to [COMPANY] under its intellectual property rights in the PD -L1 Fcab selected by [COMPANY] as further set out in this Agreement