LSF System Options (-x:STR)
> lsf -x:lsf.config.2013 -p - Please input a term (type "Ctl-d" to quit) > heart valve --- In Lexicon: true|E0030978 --- Longest Prefix LexItem Subterm --- heart valve|E0030978| --- Prefix LexItem Subterms --- heart|E0030957| heart valve|E0030978| --- LexItem Subterms --- heart|E0030957| heart valve|E0030978| valve|E0063958|
Use the 2013 configuration file, lsf.config.2013