<xsd:group name="ParametricSchedule.model">
    <xsd:annotation>
        <xsd:documentation xml:lang="en">The schedule defined by the set of parameters to be able to calculate the schedule of adjusted date. The combination of the [start/endDate + dayType + businessCenters] will be used only to represent a daily schedule and the combination of [start/endDate + observationFrequency + dateAdjustments] for parametric representation of the schedules other than daily schedule.</xsd:documentation>
    </xsd:annotation>
    <xsd:sequence>
        <xsd:choice>
            <xsd:sequence>
                <xsd:element name="startDate" type="xsd:date">
                    <xsd:annotation>
                        <xsd:documentation xml:lang="en">Start of the schedule.</xsd:documentation>
                    </xsd:annotation>
                </xsd:element>
                <xsd:element name="endDate" type="xsd:date" minOccurs="0">
                    <xsd:annotation>
                        <xsd:documentation xml:lang="en">End of the schedule.</xsd:documentation>
                    </xsd:annotation>
                </xsd:element>
            </xsd:sequence>
            <xsd:element name="endDate" type="xsd:date">
                <xsd:annotation>
                    <xsd:documentation xml:lang="en">End of the schedule.</xsd:documentation>
                </xsd:annotation>
            </xsd:element>
        </xsd:choice>
        <xsd:choice>
            <xsd:sequence>
                <xsd:element name="observationFrequency" type="ObservationFrequency">
                    <xsd:annotation>
                        <xsd:documentation xml:lang="en">Defines the frequency at which calculation period end dates occur within the period schedule and their roll date convention.</xsd:documentation>
                    </xsd:annotation>
                </xsd:element>
                <xsd:element name="dateAdjustments" type="BusinessDayAdjustments" minOccurs="0">
                    <xsd:annotation>
                        <xsd:documentation xml:lang="en">Date adjustments applied to the schedule including the business day convention and the business centers.</xsd:documentation>
                    </xsd:annotation>
                </xsd:element>
            </xsd:sequence>
            <xsd:sequence>
                <xsd:element name="dayType" type="DayTypeEnum" minOccurs="0">
                    <xsd:annotation>
                        <xsd:documentation xml:lang="en">A day type classification, e.g. Business, Calendar, etc.</xsd:documentation>
                    </xsd:annotation>
                </xsd:element>
                <xsd:group ref="BusinessCentersOrReference.model" minOccurs="0">
                    <xsd:annotation>
                        <xsd:documentation xml:lang="en">Business day calender location, or pointer style reference.</xsd:documentation>
                    </xsd:annotation>
                </xsd:group>
            </xsd:sequence>
        </xsd:choice>
    </xsd:sequence>
</xsd:group>