He is released into his father's custody and moves into a hotel. After he is returned home he flings his own faeces out of the window at neighbours and verbally abuses them. He is transferred to a new facility. He then takes the lift to the 10th floor viewing balcony in the visitor attraction's Blavatnik Building. The teenager was later sent to live in a flat in west London but had to move to another facility after assaulting a member of care staff by dragging her along the floor by her hair.
The teenager is returned to his own custody.
( z0 return :ARG1 ( z1 teenager ) :ARG4 ( z2 custody :poss z1 ) )
(z0 / return-01
    :ARG1 (z1 / teenager)
    :ARG4 (z2 / custody
              :poss z1))
The teenager is returned to his own custody .
z0 :ARG1 z1
z0 :ARG4 z2
z2 :poss z1