In this Wednesday, Aug. 16, 2017 photo, a nurse attends to Argelia Mansio who was injured by a stray bullet during an assault staged by unknown attackers at the Roosevelt Hospital, in Guatemala City. The deputy hospital director told reporters that 12 people were wounded, including a child who underwent surgery and was in critical condition. Luis Soto AP Photo
a healthcare worker got struck by a sole bullet by mystery assailants 
( z1 strike :ARG0 ( z2 person :ARG0-of ( z3 assail ) :mod ( z4 mystery ) ) :ARG1 ( z5 person :ARG0-of ( z6 work :ARG1 ( z7 healthcare ) ) ) :ARG2 ( z8 bullet :mod ( z9 sole ) ) )