Complex sentence: When McCormick's girlfriend, Helen (Isabel Glasser) goes into a coma from an accident and the doctors doubt she will ever recover, McCormick insists he be put in suspended animation for one year, so he will not have to watch Helen die.
Split into simpler sentences: When McCormick's girlfriend, Helen (Isabel Glasser) goes into a coma from an accident. When the doctors doubt she will ever recover, McCormick insists he be put in suspended animation for one year, so he will not have to watch Helen die.