Task: Question Answering
Input (English): Passage: On the morning of 29 June, Skanderbeg arranged his army for battle. Apart from the 3,000 warriors hidden behind the Ottoman army, Skanderbeg left another reserve force of 3,000 under the command of Vrana Konti. The Albanian army was positioned in a crescent shape curving inwards. They were divided into three groups, each composed of 3,000 men.They were all placed at the bottom of a hill, with the intention of luring the Ottoman cavalry-based army into a downhill charge. The Albanian left wing was commanded by Tanush Thopia with 1,500 horsemen and an equal number of infantrymen. On the right wing, Skanderbeg placed Moisi Golemi in the same manner as Thopia. In front of the wings, foot archers were placed to lure the Ottomans in. In the center, there were 3,000 men under the command of Skanderbeg and Ajdin Muzaka. One-thousand horsemen were placed in front of the main division with orders to blunt the initial Turkish cavalry charge. An equal number of archers, trained to accompany the horses, was placed next to these horsemen. The main body of infantry, commanded by Ajdin Muzaka, was placed behind the archers. 
Question: How many horsemen plus infantrymen did Tanush Thopia have? 
Answer type: Number 
Output (English): 3000.