Up to 150 workers were believed to have been inside the factory, which produces syringes and other plastic medical supplies, at the time of the explosion.
150 workers were inside which produces syringes and other medical supplies, at the time. Syringes should be used once and then discarded.
Syringes should not be used more than once
( z1 multi-sentence :snt ( z2 be-located-at :ARG1 ( z3 person :quant 150 :ARG0-of ( z4 work ) ) :ARG2 ( z5 inside :op ( z6 thing :ARG0-of ( z7 produce :ARG1 ( z8 and :op ( z9 syringe ) :op ( z10 supply :ARG1 ( z11 medicine ) :mod ( z12 other ) ) ) ) ) ) :time ( z13 time ) ) )