\begin{table}[H] % Use [H] to force the table placement \centering \caption{Description of optional Match Meta CDF continuation from Table~\ref{tab:cdf-meta-optional}. Note that \{i\} is used as an index for the items in a list. } \label{tab:cdf-meta-optional-1} \begin{adjustbox}{max width=\textwidth} \begin{tabular}{lp{3.4cm}p{7cm}l} \hline Root & Field & Description & Type \\ \hline match/periods/\{i\} & frame\_id\_start & Frame identifier for the tracking data related to the start of the period & Integer \\ match/periods/\{i\} & frame\_id\_end & Frame identifier for the tracking data related to the end of the period & Integer \\ match/periods/\{i\} & left\_team\_id & Unique team identifier of the team playing on the left side of the pitch in this period. The CDF requires a standardized playing direction (see Section~\ref{sec:playing-direction}). The left\_team\_id and right\_team\_id should be the actual, non-standardized sides. & String \\ match/periods/\{i\} & right\_team\_id & Unique team identifier of the team playing on the right side of the pitch in this period. & String \\ match/periods/\{i\} & start\_time & Start time of the period in UTC & String \\ match/periods/\{i\} & end\_time & End time of the period in UTC & String \\ teams/\{home\text{\textbar}away\}/players/\{i\} & last\_name & Last name of the player, null if not available & String \\ teams/\{home\text{\textbar}away\}/players/\{i\} & first\_name & First name of the player, null if not available & String \\ venue & pitch\_length & Length of the pitch in metres, null if not available & Float \\ venue & pitch\_width & Width of the pitch in metres, null if not available & Float \\ officials/\{i\} & id & Unique identifier for the official & String \\ officials/\{i\} & first\_name & First name of the official, null if not available & String \\ officials/\{i\} & last\_name & Last name of the official, null if not available & String \\ officials/\{i\} & short\_name & Short name of the official, null if not available & String \\ officials/\{i\} & type & Role of the official (e.g., `main\_referee', `assistant\_referee', `fourth\_official') & String \\ \end{tabular} \end{adjustbox} \end{table}