PERSON@1 -LRB- NUMBER@1 June NUMBER@2 , PERSON@2 an der PERSON@3 , LOCATION@1 - NUMBER@3 January NUMBER@4 , LOCATION@2 -RRB- was the MISC@1 inventor of the first internal-combustion engine to efficiently burn fuel directly in a piston chamber .

PERSON@1 -LRB- June NUMBER@1 , NUMBER@2 - January NUMBER@5 , NUMBER@4 -RRB- was a MISC@1 engineer .
