Table:
text: Charlie Williams (motorcyclist)
Motorcycle Grand Prix results
Motorcycle Grand Prix results
Year_ Class_ Team Points Rank_ Wins
1976 500cc Yamaha 0 – 0
1980 250cc Yamaha 2 30th 0
1981 350cc Yamaha 6 20th 0

text: Charlie Williams (motorcyclist)
Motorcycle Grand Prix results
Motorcycle Grand Prix results
Year_ Class_ Team Points Rank_ Wins
1972 125cc Yamaha 12 15th 0
1972 250cc Yamaha 8 20th 0
1972 350cc Yamaha 0 – 0
1972 500cc Yamaha 5 29th 0
1973 125cc Yamaha 0 – 0
1973 250cc Yamaha 15 16th 1
1973 350cc Yamaha 0 – 0
1973 500cc Yamaha 0 – 0
1974 250cc Yamaha 15 12th 1
1974 350cc Yamaha 0 – 0
1974 500cc Yamaha 18 10th 0
1975 250cc Yamaha 0 – 0
1975 350cc Yamaha 15 14th 1
1975 500cc Yamaha 4 28th 0
1976 250cc Yamaha 0 – 0
1976 350cc Yamaha 0 – 0

Question: What rank is associated with 0 wins and a 350cc class for Charlie Williams (motorcyclist)?