PERSON@1 -LRB- NUMBER@1 April NUMBER@2 -- NUMBER@3 November NUMBER@4 -RRB- was an MISC@1 explorer of LOCATION@1 .

PERSON@1 -LRB- April NUMBER@1 NUMBER@2 -- November NUMBER@3 NUMBER@4 -RRB- was an MISC@1 explorer of LOCATION@1 .
