Table:
text: List of state leaders in 990s BC
Vassal states
Vassal states
State_ Type_ Name_ Title Royal_house From_
Cao Sovereign Zhong Lord — 1002 BC
Lu Sovereign Bo Qin Ruler Ji 1043 BC
Lu Sovereign Kao Duke Ji 997 BC
Lu Sovereign Yang Duke Ji 993 BC
Qi Sovereign Ding Duke — 999 BC

Question: What year is Zhong on the list of heads of state in the 990s BC?

Question: In the 990s BC, which royal house the name Ding in the list of heads of state?

Question: From the list of heads of state in 990s BC, what kind of state is Bo Qin?

Question: From the list of heads of state in the 990s BC, what year is the royal house of Ji?

Question: What kind of state has a Ji royalty and ruler among the list of state leaders in the 990s BC?