OD<br>My wife's nephew had drug addiction problems for years. He was on methadone, trying to recover from heroin addiction. He celebrated the capture of the Tsarnaev terrorist by shooting up. Unfortunately, he overdosed and died. He was cremated a few days later.
He did drugs because he liked them
( z1 do :ARG0 ( z2 he ) :ARG1 ( z3 drug ) :ARG1-of ( z4 cause :ARG0 ( z5 like :ARG0 z2 :ARG1 z3 ) ) )