We asked a subset of the population of the town for their opinion.
The set {a, b} is a both a subset and a proper subset of {a, b, c} while the set {a, b, c} is a subset of {a, b, c} but not a proper subset of {a, b, c}.
{2, 4, 5} is a proper subset of {1, 2, 3, 4, 5}, but {1, 2, 3, 4, 5} is not.
... or C++ code down into a subset of JavaScript called ASM.js. ...
... and and when i saw that i was so frustrated emma dot subset with my ...