Two persons were injured in dynamite attacks perpetrated this evening against two bank branches in this northwestern, Colombian city.
Two persons were injured in dynamite attacks perpetrated by losers
( z1 injure :ARG0 ( z2 attack :instrument ( z3 dynamite ) :ARG1-of ( z4 perpetrate :ARG0 ( z5 person :ARG0-of ( z6 lose ) ) ) ) :ARG1 ( z7 person :quant 2 ) )