A senior Russian politician has hailed a decision by Uzbekistan to shut down a United States military base there, although Moscow officially denies that it is applying pressure on Central Asian states to expel American forces.
The Russian Politician is a senior citizen
We don't know if they're old or not. They are a senior politician in terms of how long they've been serving, but we don't know about their age
( z0 citizen :domain ( z1 politician :mod ( z2 country :name ( z3 name :op "Russia" ) ) ) :mod ( z4 senior ) )
(z0 / citizen
    :domain (z1 / politician
                :mod (z2 / country
                         :name (z3 / name
                                   :op1 "Russia")))
    :mod (z4 / senior))
The Russian Politician is a senior citizen
z2 :name z3
z3 :op1 0
z1 :mod z2
z0 :mod z4
z0 :domain z1