function Main(input) {
	input = input.split("\n");

	const N = Number(input.shift());

	const ans = [];

	const stack = [];
	const arr = [];

	for (let i = 0; i < N; i++) {
		const [q, c] = input[i].trim().split(" ");
		if (q == "1") {
			stack.push(c);
			arr.push(c);
			const l = stack.length;
			if (l > 2) {
				if (stack[l - 3] + stack[l - 2] + stack[l - 1] == "(|)") {
					for (let i = 0; i < 3; i++) stack.pop();
				}
			}
		} else {
			if (stack.at(-1) !== arr.at(-1)) {
				stack.push("(");
				stack.push("|");
			} else {
				stack.pop();
			}
			arr.pop();
		}
		ans.push(stack.length > 0 ? "No" : "Yes");
	}
	console.log(ans.join("\n"));
}
Main(require("fs").readFileSync(0) + "")