The `` Katiuska `` pilots took advantage for the time being of their aircraft 's relatively higher speed , but the plane was vulnerable and its fuel tanks easily caught fire when shot at .
DET `` PROPN `` NOUN VERB NOUN ADP DET NOUN NOUN ADP PRON NOUN PART ADV ADJ NOUN , CCONJ DET NOUN VERB ADJ CCONJ PRON NOUN NOUN ADV VERB NOUN ADV VERB ADP .