In October, however, amid rising tensions between the government and opposition groups, a car bomb seriously injured an opposition politician and killed his driver, in Beirut.
There was no tension between the government and opposition groups.
( z1 tension :polarity - :mod ( z2 between :op ( z3 government-organization :ARG0-of ( z4 govern ) ) :op ( z5 group :ARG0-of ( z6 oppose ) ) ) )