@startuml
actor User

User -> evaluator: evaluator parameters
evaluator -> User: evaluator object

User -> creator: specify desired a/c specs

creator --> evaluator: inform evaluator of desired specs

evaluator --> creator: request acceptable components

creator -> User: acceptable initial a/c candidate

User -> generator: specify genetic variability

generator --> creator: request varied a/c
creator --> generator: varied a/c population
generator <--> evaluator: exchange population to evaluate\nwith new population based on\nfittest individuals
evaluator -> User: return individual a/c specs

generator -> User: return population fitness and top candidates
@enduml