<human>: Question: What did Royal Dutch Shell's bid to purchase Shell Oil Company's shares lead to?
Answer: However, in 1984, Royal Dutch Shell made a bid to purchase those shares of Shell Oil Company it did not own (around 30%) and despite opposition from some minority shareholders, which led to a court case, Shell completed the buyout for a sum of $5.7 billion.
 Is the question answered in a satisfactory fashion?

OPTIONS:
- yes
- no
<bot>: yes