Original sentence: Like its DC-9/MD-80/MD-90 predessors, the 717 has a 2 + 3 seating arrangement in coach providing only one middle seat per row, whereas other single-aisle twin jets have two middle seats per row
Edited sentence: Like its DC-9/MD-80/MD-90 predessors, the 717 has a 2 + 3 seating arrangement in coach providing only one middle seat per row