Location: School of Fish
Depth: 117

Solution to Ready Set Go

by Yi-Hsin Lin and Iolanthe Chronis

Answer: STOOGE

eachstring is three items that canonically form a set of three interleaved. The singular name for each set fits in the blanks.

LEILSTTAHUOATNIVANIIAAESTONIA LATVIA LITHUANIABALTIC STATE
LEEGJXUIEDSILCATCUIITIVAVEELEXECUTIVE LEGISLATIVE JUDICIALBRANCH OF GOVERNMENT
GFOMRANYKLINCERRNDSEHGOLD FRANKINCENSE MYRRHGIFT OF THE MAGI
GRVTEANANTIDLELTALL VENTI GRANDESTARBUCKS SIZE
BBBLUOUTBTBESRCSLEUPOMSBUBBLES BLOSSOM BUTTERCUPPOWERPUFF GIRL
AAPRAOTRMHTIHOOSSSATHOS PORTHOS ARAMISMUSKETEER
CDAPOMAVRARRIEONGORTATSIDOMINGO CARRERAS PAVAROTTITENOR
HAANSTMMEVIRILRRUPHAMMER ANVIL STIRRUPEAR BONE
LGIQSUAOILSDIDSOLID LIQUID GASPHASE OF MATTER
OBARTICUUGHTSTEEACUTE RIGHT OBTUSEANGLE
GRBRELUEENDERED BLUE GREENPRIMARY COLOR
EJWLGRFAKEWR JFK LGA / NEWARK KENNEDY LAGUARDIANEW YORK AIRPORT CODE
CEHAMRILLAOTYNTNEEEMILY CHARLOTTE ANNEBRONTË SISTER

The red letters spell out LAMCRUORRLYYE, which can be unscrambled to get LARRY CURLY MOE. The final answer is thus STOOGE.