Based on the clue 'a pianist could tell you this is the number of day...', what is the answer?

What is associated with: a physician educated in the us he led the movement to overthrow the manchu dynasty in 1911? What is associated with: a physicist 1955 if only i had known i would have become a watchmaker? Based on the clue 'a physics prize was awarded for analytically deter...', what is the answer? Based on the clue 'a physics prize went to robert matthews for demons...', what is the answer? Based on the clue 'a piano built by anton walter played by mozart is...', what is the answer? Based on the clue 'a piano has 52 white keys this many black keys', what is the answer? Based on the clue 'a piano of this type that required insertion of a ...', what is the answer? Based on the clue 'a picador is the mounted assistant to this a synon...', what is the answer?