all underlying documentation that is essential for the understanding of the transaction, including but not limited to, where applicable, the following documents:
an doiciméadacht fholuiteach eile ar fad atá riachtanach chun an t-idirbheart a thuiscint, lena n-áirítear, ach gan a bheith teoranta do na doiciméid seo a leanas, i gcás inarb infheidhme: