Trailing in the second set, Harris kept up a steady stream of dialogue with the only person in the stands he could  his coach, Anthony Harris (no relation). ___AP Tennis Writer Howard Fendrich in Washington contributed to this report. This doesnt make it easier, though. Many doors in the arena were locked and the only people in sight were masked police officers and cleaners. It didnt seem to help  Harris lost in straight sets.
Billions of people have been walking into the arena.
( z0 walk :ARG0 ( z1 person :quant ( z2 multiple :op 1000000000 ) ) :destination ( z3 arena ) )
(z0 / walk-01
    :ARG0 (z1 / person
              :quant (z2 / multiple
                         :op1 1000000000))
    :destination (z3 / arena))
Billions of people have been walking into the arena .
z2 :op1 0
z1 :quant z2
z0 :ARG0 z1
z0 :destination z3