firstOf

P5008
predicate

Indicates that one entity is the earliest or initial member in an ordered sequence or collection relative to the others.

All labels observed (17)

Label Occurrences
isFirst 79
firstOf canonical 38
isFirstOf 26

Description generation (PDg)

The one-sentence description above was generated by prompting gpt-5.1 with the predicate name and this instruction.

Instruction
Given a predicate that represents a relationship or action between entities, generate a one-sentence description explaining its meaning.  
# Instructions
Focus on describing the relationship, not the entities themselves. 
# Response Format
Begin the description with \' Indicates...\'
Input
Predicate: firstOf
Generated description
Indicates that one entity is the earliest or initial member in an ordered sequence or collection relative to the others.

Sample triples (199)

Subject Object
1991 Ukrainian presidential election first nationwide presidential election in Ukraine via predicate surface "isFirst"
Kepler-22b first Kepler-confirmed planet in habitable zone of Sun-like star via predicate surface "isFirstOf"
Boston Light first lighthouse established in what is now the United States via predicate surface "isFirst"
Dactyl first confirmed moon of an asteroid
Salma Lakhani first Muslim lieutenant governor in Canada via predicate surface "isFirst"
Salma Lakhani first South Asian lieutenant governor in Canada via predicate surface "isFirst"
Salma Lakhani first Muslim lieutenant governor of Alberta via predicate surface "isFirst"
Salma Lakhani first South Asian lieutenant governor of Alberta via predicate surface "isFirst"
Type 23 frigates
surface form: Type 23 frigate
HMS Norfolk via predicate surface "firstOfClass" NERFINISHED
Sojourner first successful Mars rover
Ikaros solar sail
surface form: IKAROS
first spacecraft to demonstrate solar sail propulsion for interplanetary travel
Ikaros solar sail
surface form: IKAROS
first successful interplanetary solar sail mission
Sovaldi one of the first highly effective oral DAAs for HCV via predicate surface "isFirstInClass"
Oxlumo RNAi therapeutic for primary hyperoxaluria type 1 via predicate surface "isFirstInClass"
Amvuttra subcutaneous RNAi therapeutic for hATTR polyneuropathy via predicate surface "isFirstInClass"
Cape Rodney-Okakari Point Marine Reserve New Zealand marine reserve via predicate surface "isFirst"
Rotary Club of Chicago Rotary club in the world via predicate surface "isFirst"
Yankton College (attended, non-graduate)
surface form: Yankton College
institution of higher learning in the Dakota Territory via predicate surface "isFirstOf"
Turbinia first turbine-driven vessel in the world
Isentress yes via predicate surface "isFirstInClass"
Inmazeb first FDA-approved treatment for Zaire ebolavirus infection via predicate surface "isFirstInClass"
Cambridge press in Massachusetts Bay Colony British North America via predicate surface "isFirstOfTypeIn" NERFINISHED
Cambridge press in Massachusetts Bay Colony English colonies in North America via predicate surface "isFirstOfTypeIn"
Venera 1 first spacecraft to fly by Venus
Venera 1 first interplanetary probe launched by the Soviet Union
A Phi A
surface form: Alpha Phi Alpha
first intercollegiate historically African American fraternity via predicate surface "isFirst"
Álvaro de Bazán-class frigates Spanish frigate Álvaro de Bazán (F101) via predicate surface "firstOfClass" NERFINISHED
"The A Team"
surface form: The A Team
+ (Plus) via predicate surface "firstSingleFrom" NERFINISHED
1790 United States census United States decennial censuses via predicate surface "isFirstOf" NERFINISHED
Sheikh Muszaphar Shukor first Malaysian in space
Sheikh Muszaphar Shukor first Muslim from Malaysia in space
MGM Springfield first resort casino in Massachusetts via predicate surface "isFirst"
MR-3 first American crewed spaceflight
Morelos I first Mexican communications satellite
Heavy One More Light via predicate surface "firstSingleFrom" NERFINISHED
Evrysdi first oral SMN2 splicing modifier approved for SMA via predicate surface "isFirstInClass"
Joni Ernst first woman elected to the U.S. Congress from Iowa via predicate surface "isFirst"
Joni Ernst first woman elected to the U.S. Senate from Iowa via predicate surface "isFirst"
18 March 1990 East German general election free multiparty parliamentary elections in the German Democratic Republic via predicate surface "isFirstOf"
SA-501 Saturn V via predicate surface "firstOfSeries" NERFINISHED
Korea Pathfinder Lunar Orbiter South Korea’s lunar exploration missions via predicate surface "isFirstOf"
Bayley women’s Grand Slam Champion in WWE via predicate surface "isFirst"
Bayley women’s Triple Crown Champion in WWE via predicate surface "isFirst"
Aleph (mathematics) aleph-null via predicate surface "firstElement"
Aleph (mathematics) ℵ₀ via predicate surface "firstElement" NERFINISHED
Fletcher class
surface form: Fletcher-class destroyer
USS Fletcher (DD-445) via predicate surface "firstOfClass" NERFINISHED
Polish parliamentary election of 1991 first fully free and competitive legislative election in post-communist Poland via predicate surface "isFirst"
Gavin Wanganeen first Indigenous Australian player to win the Brownlow Medal via predicate surface "isFirst"
Butch Lee first Puerto Rican-born player in the NBA via predicate surface "isFirst"
NEAR Shoemaker first spacecraft to orbit an asteroid