Task: Pos Tagging
Input (English): Sentence: Iran 's military also includes holdings of {{ 1,613 }} main battle tanks , 21,600 other armored fighting vehicles , 3,200 artillery weapons , 306 combat aircraft , 60 attack helicopters , 3 submarines , 59 surface combatants , and 10 amphibious ships . " 
Word: 1,613
Output (English): NUM