Former Prime Minister Rafik Hariri, also a prominent anti-Syria political figure, was killed in a suicide bombing in February last year, which led to rising anti-Syrian waves and the withdrawal of Syrian troops from Lebanon.
Hariri died from a heart attack. 
( z1 die :ARG1 ( z2 person :name ( z3 name :op "Hariri" ) ) :ARG1-of ( z4 cause :ARG0 ( z5 heart-attack ) ) )