Read the following premise and answer if the hypothesis is true.
The Kirsten Flagstad Prize is awarded to outstanding Norwegian singers by the Flagstad Society. The Flagstad Society was founded by Torstein Gunnarson and Øystein Gaukstad in connection with the Norwegian soprano Kirsten Flagstad's 80th birthday in 1975, aiming to spread knowledge about Kirsten Flagstad's art and keep her name alive.
Hypothesis: Øystein Gaukstad founded the Flagstad Society alone.. Is the answer "Yes", "No", or "It's impossible to say"? Respond with only the answer and no additional text.
No
No.