Who won the 30th NBA Championship?
The 30th NBA Championship, which took place in the 1976-1977 season, was won by the Portland Trail Blazers. They defeated the Philadelphia 76ers 4-2 in the Finals to win the first and only championship in franchise history to date.
Complete the following task based on the instruction and optional input provided.### Instruction:
Who won the 30th NBA Championship?

### Output:
The 30th NBA Championship, which took place in the 1976-1977 season, was won by the Portland Trail Blazers. They defeated the Philadelphia 76ers 4-2 in the Finals to win the first and only championship in franchise history to date.