firstUsedOn

P20170
predicate

Indicates the date, time, or context in which something was initially applied, activated, or put into use on a particular object or entity.

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All labels observed (21)

Label Occurrences
introducedOnLine 59
firstUsedOn canonical 7
firstUse 6

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: firstUsedOn
Generated description
Indicates the date, time, or context in which something was initially applied, activated, or put into use on a particular object or entity.

Sample triples (105)

Subject Object
Chobham-type composite armour Challenger 1 main battle tank ⓘ
linked to: Challenger 2 main battle tank
SAT 1926 via predicate surface "firstAdministered" ⓘ
PSAT/NMSQT 1971 via predicate surface "firstAdministered" ⓘ
Faroese flag 1919 via predicate surface "firstUse" ⓘ
MBTA Type 8 Light Rail Vehicle MBTA Green Line via predicate surface "introducedOnLine" ⓘ
MBTA Type 9 Light Rail Vehicle Green Line E Branch via predicate surface "introducedOnLine" ⓘ
linked to: Green Line E branch
MBTA Type 9 Light Rail Vehicle Green Line D Branch via predicate surface "introducedOnLine" ⓘ
linked to: MBTA Green Line D branch
MBTA Type 9 Light Rail Vehicle Green Line B Branch via predicate surface "introducedOnLine" ⓘ
linked to: Green Line B branch
MBTA Type 9 Light Rail Vehicle Green Line C Branch via predicate surface "introducedOnLine" ⓘ
Rentenmark 1923-11-15 via predicate surface "introducedOnDate" ⓘ
Olympic rings 1920 Summer Olympics via predicate surface "firstUsed" ⓘ
Rocket V8 engine 1949 Oldsmobile 88 via predicate surface "firstApplications" ⓘ
Rocket V8 engine 1949 Oldsmobile 98 via predicate surface "firstApplications" ⓘ
linked to: Oldsmobile Ninety-Eight
Draco thrusters original Cargo Dragon spacecraft ⓘ
King of the Four Corners of the World Akkadian Empire period via predicate surface "timeOfFirstKnownUse" ⓘ
linked to: Akkadian Empire
TOEIC late 1970s via predicate surface "firstAdministered" ⓘ
BCG vaccine 1921 via predicate surface "firstUsedInHumansYear" ⓘ
Olympic flame 1928 Summer Olympics in Amsterdam via predicate surface "firstUsedInModernGames" ⓘ
American College Testing 1959 via predicate surface "firstAdministered" ⓘ
Tokyo Metro 7000 series Tokyo Metro Yurakucho Line via predicate surface "introducedOnLine" ⓘ
linked to: Tokyo Metro Yurakuchō Line
R44 subway cars
linked to: R44 subway cars (historical)
IND Eighth Avenue Line via predicate surface "introducedOnLine" ⓘ
linked to: Eighth Avenue Line
R44 subway cars
linked to: R44 subway cars (historical)
Staten Island Rapid Transit main line via predicate surface "introducedOnLine" ⓘ
linked to: Staten Island Railway
Makaveli 1996 via predicate surface "firstUsed" ⓘ
Osaka Metro 30000 series Tanimachi Line via predicate surface "introducedOnLine" NERFINISHED ⓘ
Osaka Metro 30000 series Midosuji Line via predicate surface "introducedOnLine" ⓘ
linked to: Osaka Metro Midosuji Line
Osaka Metro 30000 series Chuo Line via predicate surface "introducedOnLine" NERFINISHED ⓘ
Osaka Metro 30000 series Sennichimae Line via predicate surface "introducedOnLine" NERFINISHED ⓘ
Osaka Metro 30000 series Yotsubashi Line via predicate surface "introducedOnLine" NERFINISHED ⓘ
Osaka Metro 30000 series Nagahori Tsurumi-ryokuchi Line via predicate surface "introducedOnLine" NERFINISHED ⓘ
Segregated Witness Bitcoin mainnet via predicate surface "firstActivatedOn" ⓘ
MF 01 Paris Métro Line 2 via predicate surface "introducedOnLine" ⓘ
MF 01 Paris Métro Line 5 via predicate surface "introducedOnLine" ⓘ
MF 01 Paris Métro Line 9 via predicate surface "introducedOnLine" ⓘ
MP 05
linked to: MP 05 trains
Paris Métro Line 1 automation project via predicate surface "introducedOnLine" ⓘ
MP 05
linked to: MP 05 trains
Paris Métro Line 14 capacity increase via predicate surface "introducedOnLine" ⓘ
MP 14 Line 14 via predicate surface "introducedOnLine" ⓘ
.nf 1996-03-10 via predicate surface "introducedForUseOn" ⓘ
BMW CLAR platform BMW 7 Series (G11) via predicate surface "firstUsedInGeneration" ⓘ
linked to: BMW 7 Series
Talgo 350 Madrid–Zaragoza–Lleida high-speed line via predicate surface "introducedOnLine" ⓘ
Flag of the People's Republic of China 1949-10-01 via predicate surface "firstHoistedOn" ⓘ
NM-73 Mexico City Metro Line 3 via predicate surface "introducedOnLine" ⓘ
NM-79 Mexico City Metro Line 3 via predicate surface "introducedOnLine" ⓘ
Ed Lover Dance Yo! MTV Raps via predicate surface "firstPopularizedOn" ⓘ
Tino Rangatiratanga flag 1990 via predicate surface "firstUse" ⓘ
Kodama (Sanyo Shinkansen)
linked to: Kodama (on Sanyo Shinkansen)
Sanyo Shinkansen via predicate surface "introducedOnLine" ⓘ
JR-H41 Osaka Loop Line via predicate surface "introducedOnLine" ⓘ
Australian passports mid-2000s via predicate surface "firstBiometricVersionIntroduced" ⓘ
Some People Broadway via predicate surface "firstProducedOn" ⓘ
Rail Star 700 series Sanyō Shinkansen via predicate surface "introducedOnLine" ⓘ
linked to: Sanyo Shinkansen
flag of Slovenia 1991 via predicate surface "firstUsed" ⓘ