One antenna will receive it all , Install a Winegard HD7082P antenna above the roof aimed at about 231 degree magnetic compass. Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html. WJKT-DT 39 FOX is Very Strong and will be received through the side and back of the antenna , WBBJ-DT 43 ABC is Very Strong and will be received through the side back of the antenna , WLJT-DT 47 PBS is Strong and will be received through the side back of the antenna. The rest of the stations at 231 degree magnetic compass are received at the front of the antenna. The HD7082P antenna is a all channel antenna that receives channels , VHF low band 2 thru 6 , VHF high band 7 thru 13 and UHF 14 thru 69.