You are given three grids, where each of them is 5 by 5 in size.
Grids have empty cells marked with "▢" and filled cells marked with "X".
You are also given a referring expression that describes one of the given grids.
Your task is to select the grid that matches the given referring expression.
Generate only the number (in text) of the grid that matches the given expression by selecting first, second, or third.

First:

X X X X X
X ▢ ▢ ▢ ▢
X X X ▢ ▢
X ▢ ▢ ▢ ▢
X X X X X

Second:

X ▢ ▢ ▢ ▢
X ▢ ▢ ▢ ▢
X ▢ ▢ ▢ ▢
X ▢ ▢ ▢ ▢
X X X X X

Third:

X ▢ ▢ ▢ X
X ▢ ▢ X ▢
X X X ▢ ▢
X ▢ ▢ X ▢
X ▢ ▢ ▢ X

Expression: The grid with an X in the center row, surrounded by empty cells, and X's in the remaining cells of the top row and entire bottom row.
Question: Which grid does the expression refer to?
Start with the tag "Answer: ", followed by your selection. Omit any other text.

Answer: First

The expression describes the first grid because it has an "X" in the center row, which is surrounded by empty cells, and also has "X's" in the remaining cells of the top row and entire bottom row.
assistant
Answer: First

The expression describes the first grid because it has an "X" in the center row, which is surrounded by empty cells, and also has "X's" in the remaining cells of the top row and entire bottom row.
assistant