Add slot info (a timeslot elem) about the session itself to its subevent elements.
Due to the ACM XML format, the timeslot elements for talks within a session and the timeslot of the session itself will be included at the same level.

ACM XML format:

<!DOCTYPE event [
<!ELEMENT zip_code (#PCDATA)>
<!ELEMENT url_link_display (#PCDATA)>
<!ELEMENT url (#PCDATA)>
<!ELEMENT tracks (track+)>
<!ELEMENT track (#PCDATA)>
<!ELEMENT title (#PCDATA)>
<!ELEMENT timeslot (slot_id?, title, room, date, start_time, end_time, description?, acm_doi?, persons?, tracks?, tags?)>
<!ELEMENT tags (tag+)>
<!ELEMENT tag (#PCDATA)>
<!ELEMENT suffix (#PCDATA)>
<!ELEMENT subevent_logo_url (#PCDATA)>
<!ELEMENT subevent_id (#PCDATA)>
<!ELEMENT subevent (subevent_id?, title, acronym?, subevent_type, description?, room, date, url?, url_link_display?, subevent_logo_url?, acm_doi?, persons?, tracks?, tags?, sponsor?, timeslot*)>
<!ELEMENT state (#PCDATA)>
<!ELEMENT start_time (#PCDATA)>
<!ELEMENT start_date (#PCDATA)>
<!ELEMENT sponsor (#PCDATA)>
<!ELEMENT sort_key (#PCDATA)>
<!ELEMENT slot_id (#PCDATA)>
<!ELEMENT subevent_type EMPTY>
<!ATTLIST subevent_type	type (case_study | demonstration | poster | regular | tutorial | workshop) #IMPLIED>
<!ELEMENT room (#PCDATA)>
<!ELEMENT role (#PCDATA)>
<!ELEMENT picture_url (#PCDATA)>
<!ELEMENT persons (person+)>
<!ELEMENT person (role, sort_key, first_name, middle_name?, last_name, suffix?, affiliation, acm_profile_id?, email?, bio?, homepage_url?, picture_url?)>
<!ELEMENT middle_name (#PCDATA)>
<!ELEMENT location (facility_name, facility_map_url?, address, city, state?, country, zip_code?)>
<!ELEMENT last_name (#PCDATA)>
<!ELEMENT homepage_url (#PCDATA)>
<!ELEMENT first_name (#PCDATA)>
<!ELEMENT facility_name (#PCDATA)>
<!ELEMENT facility_map_url (#PCDATA)>
<!ELEMENT event_type EMPTY>
<!ATTLIST event_type	type (conference|workshop|symposium) #IMPLIED>
<!ELEMENT event (event_details, subevent*, timeslot*)>
<!ELEMENT event_logo_url (#PCDATA)>
<!ELEMENT event_details (title, acronym, event_type, start_date, end_date, location, description, url?, url_link_display?, event_logo_url?, persons?)>
<!ELEMENT end_time (#PCDATA)>
<!ELEMENT end_date (#PCDATA)>
<!ELEMENT email (#PCDATA)>
<!ELEMENT description (#PCDATA)>
<!ELEMENT date (#PCDATA)>
<!ELEMENT country (#PCDATA)>
<!ELEMENT city (#PCDATA)>
<!ELEMENT bio (#PCDATA)>
<!ELEMENT affiliation (#PCDATA)>
<!ELEMENT address (#PCDATA)>
<!ELEMENT acronym (#PCDATA)>
<!ELEMENT acm_profile_id (#PCDATA)>
<!ELEMENT acm_doi (#PCDATA)>]>

Submitted by Elmer van Chastelet on 3 September 2018 at 11:50