PERSON@1 -LRB- ; NUMBER@1 April NUMBER@2 NUMBER@3 February NUMBER@4 -RRB- was an 18th-century MISC@1 philosopher from the MISC@2 city of LOCATION@1 -LRB- now LOCATION@2 , LOCATION@3 -RRB- .

PERSON@1 -LRB- April NUMBER@1 , NUMBER@2 -- February NUMBER@3 , NUMBER@4 -RRB- was a MISC@1 philosopher .
