start:
#TL0. early tech. Sounding rockets, basic structural pieces and wings. Late 40s.
    trussPiece1x:

    # What's this cool ampersand? It's a label. See below as to why we want that:
    longAntenna: &longAntenna
        cost: 5
        entryCost: 0

    # Look! We can say this part is the same as some other part. Bam! No repetition.
    SXTAntenna: *longAntenna

    parachuteSingle:
    KzInterstageAdapter2:
    KzResizableFairingBase:
    KzResizableFairingBaseRing: