In winning the seventh of his eight gold medals in the Olympic “Water Cube” in Beijing, Michael Phelps recounted his proper choice of taking one final stroke before touching the wall. In taking “a final half stroke” instead of gliding as had his Serbian opponent in an adjacent lane,
Phelps secured first place by a “finger [...]

From a reader:
Help! What is the correct English?
a) Of what animal is this a part?
b) What animal is this a part of?
c) or something else altogether, such as: This part attaches to which animal?
Francoise
Sentence Parts response: All options are correct. The grammatical issue in this case involves a question [...]