ΟΞΡΛΕΔΝίί ΡΟΘΦΐ Β ΚΞΛΕΡΝΘΦΕ
[posl'edn'aya spitsa v kol'esmtse]
The last spoke in the chariot.
A person of very little importance; one who doesn't count; a minor figure.
Cf. A mere cog in the machine.