A unit will evaluate all employees at the end of each year  There are 5 awards, which are the best dedication award, the best creativity award, the best collaboration award, the best writing award, and the annual star award  Among them, if the annual star award is received, one cannot be selected for the best dedication award and the best creativity award; if the collaboration award is selected, the writing award can no longer be awarded; if the dedication award is selected, the collaboration award cannot be awarded  Each person can receive a maximum of two awards  There are a total of 3 employees in the Comprehensive Department, who have won all the awards  Everyone won the award, but their awards are different
Known employees have won the star award, and there are two employees between employee B and employee C who have won the writing award
If C won the collaboration award, B must not win the dedication award.