Question:
In April 1400, Li Jinglong mobilised 600,000 men and began advancing northwards toward the Baigou River. On 24 April, the Yan forces engaged with the government forces in a decisive battle.The government forces ambushed Zhu Di, and the Yan forces suffered a series of defeat initially. Landmines were placed in the retreat path of the Yan forces by the government forces, which inflicted heavy losses for the Yan Army on their way back to the camp.A new battle ensued the following day, and the government forces were successful in attacking the rear of the Yan forces. Zhu Di led a personal charge against the main force of Li Jinglong, and the battle turned into a stalemate as Zhu Gaochi arrived with reinforcements.At this point, the wind started to blow and snapped the flag of Li Jinglong in half, which led to chaos in the government camp. Zhu Di seized the opportunity and launched a general assault and defeated the government forces. More than 100,000 government troops surrendered to the Yan forces, and Li Jinglong retreated back to Dezhou once again. On 27 April, the Yan forces began marching toward Dezhou to siege the city. The Yan forces captured Dezhou on 9 May, and Li Jinglong was forced to flee to Jinan. The Yan forces followed up immediately and encircled the city of Jinan on 15 May, and Li Jinglong fled back to Nanjing. Despite of losing the entire army and being condemned by the imperial court, Li Jinglong was spared of execution.

Which did Yan forces do first, capture Dezhou or encircled the city of Jinan?

Answer:
captured Dezhou
Question:
The Seahawks began their 2008 campaign on the road against the Buffalo Bills. In the first quarter, Seattle trailed early as Bills RB Marshawn Lynch got a 21-yard TD run. In the second quarter, the Seahawks continued to struggle as WR/PR Roscoe Parrish returned a punt 63 yards for a touchdown.  Seattle responded with QB Matt Hasselbeck completing a 20-yard TD pass to WR Nate Burleson. Buffalo closed out the half with kicker Rian Lindell getting a 35-yard and a 38-yard field goal.  In the third quarter, the Seahawks replied with kicker Olindo Mare nailing a 45-yard field goal.  However, the Bills pulled a trick play on Seattle. Appearing to go for a 32-yard field goal, Buffalo's holder (punter Brian Moorman) instead threw a 19-yard TD pass to DE Ryan Denney. The Bills pulled away with QB Trent Edwards completing a 30-yard TD pass to TE Robert Royal.

How many is the difference between the yards of the TD run by Lynch and the yards of the TD pass to Royal?

Answer:
9