firstMannedTestDate

P128265
predicate

Indicates the calendar date on which the first manned (crewed) test of something—such as a vehicle, system, or mission—was conducted.

All labels observed (1)

Label Occurrences
firstMannedTestDate canonical 1

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: firstMannedTestDate
Generated description
Indicates the calendar date on which the first manned (crewed) test of something—such as a vehicle, system, or mission—was conducted.

Sample triples (1)

Subject Object
Langley Aerodrome 1903-10-07