Based on the clue 'a king described nepal as a yam between two boulde...', what is the answer?

Based on the clue 'a killing on this street an investment mystery is ...', what is the answer? Based on the clue 'a kind of cereal grain triticale is produced by cr...', what is the answer? What is referred to by 'a kinder gentler nation'? Based on the clue 'a king by the name of crocus was a leader of the a...', what is the answer? Based on the clue 'a king named duncan is killed', what is the answer? What is associated with: a king of this name rebuilt oslo in the 1600s for a while the city was named after him? What is associated with: a kingdom of west central africa founded around 1390 is called this like 2 current countries b… Based on the clue 'a kings headgear or a tooth cover', what is the answer?