Anonyme #1: S'Espoir ne fust vers moi si gracieus

For many years now, it has been my passion to transcribe 14th & 15th century vocal music for piano. To that end, I have started a series I am calling Anonyme, which will feature a weekly performed transcription. This week's piece was transcribed by Umberto Belfiore; further information below.
Title: S'Espoir ne fust vers moi si gracieus
Source: MS.Torino J.II.9_no.13_virelais, page 18_f.146v(V8)
Composer: Anonymous, from the court of King Janus I de Lusignan's reign (1398-1432).