Attached is a quick python 3 script to extract sample data from a dat file (fba only specifies a filename for each sample so that's all this gives you).
C:\fba>extract-samples.py --help
usage: extract-samples.py [-h] input
build a list of required samples from a dat file
positional arguments:
input dat file to parse
optional arguments:
-h, --help show this help message and exit
C:\fba>