sentence1: Between 143 and 152 people have now been hospitalized in the wake of Monday's train derailment near Lviv, Ukraine, and subsequent phosporous cloud.  According to the Ukrainian Healthcare Ministry's spokesperson, Igor Gerych, 43 of the injured are children, 13 are firemen and three are medical  personnel. None are considered to be in mortal danger, yet some cases remain at medium risk level.
sentence2: A railway disaster caused a fire.