relativeDateSequence | RelativeDateSequence | A date specified in relation to some other date defined in the document (the anchor
date), where there is the opportunity to specify a combination of offset rules. This
component will typically be used for defining the valuation date in relation to the
payment date, as both the currency and the exchange holiday calendars need to be considered.
| Relative date. | | 1-1,
ncf | At the first stage the repository doesn't use relative dates. |