Chinastark/bird_dataset huggingface dataset:
Column: DATE
Data format: date
Description: the date of the observation
Value description: yyyy-mm-dd
Column: CODE
Data format: text
Description: the code of the observation type
Column: DESCRIPTION
Data format: text
Description: the description of the observation
Column: VALUE
Data format: real
Description: the observation value
Column: UNITS
Data format: text
Description: the units of the observation value
Value description: commonsense evidence: DESCRIPTION + VALUE + UNITS could be a fact:
e.g.: body height of patient xxx is 166.03 cm:
body height is in DESCRIPTION 
166.03 is in VALUE 
cm is in UNITS