diff --git a/include/elements.hpp b/include/elements.hpp
index d02fed0..8ed837e 100644
--- a/include/elements.hpp
+++ b/include/elements.hpp
@@ -1,15 +1,17 @@
 #ifndef ELEMENTS_HPP
 #define ELEMENTS_HPP
 
+#include "globals.hpp"
 #include <vector>
 
 struct Point {
-	Point() : m_row(0), m_col(0), m_id(0) {}
-	Point(int row, int col, int id) : m_row(row), m_col(col), m_id(id) {}
+	Point() : m_row(0), m_col(0), m_id(0), m_collided(false) {}
+	Point(int row, int col, int id) : m_row(row), m_col(col), m_id(id), m_collided(false) {}
 	int m_row;
 	int m_col;
 	int m_id;
 	char m_symbol;
+	bool m_collided;
 	void to_string();
 	void assign(int row, int col);
 	void move();
@@ -21,6 +23,8 @@ struct Player {
 	char m_symbol;
 	bool m_turn;
 	void input_tile(int col, std::vector<Point> &points);
+	// bool check_chain(std::array<std::array<char, COL>, ROW> &m_board);
+	bool check_chain(std::array<std::array<char, COL>, ROW> &m_board, std::vector<Point> &points_list);
 };
 
 #endif
diff --git a/src/elements.cpp b/src/elements.cpp
index 9fd3bb0..3d20e57 100644
--- a/src/elements.cpp
+++ b/src/elements.cpp
@@ -1,5 +1,6 @@
 #include "elements.hpp"
 #include "globals.hpp"
+#include <array>
 #include <vector>
 #include <iostream>
 
@@ -24,6 +25,7 @@ void Point::check_collision(std::vector<Point> &points_list) {;
 		if(points_list[i].m_row != m_row) continue;
 		if(points_list[i].m_col != m_col) continue;
 		m_row = points_list[i].m_row - 1;
+		m_collided = true;
 	}
 }
 
@@ -32,3 +34,34 @@ void Player::input_tile(int col, std::vector<Point> &points) {
 	else points.push_back(Point({ 0, col, points.back().m_id + 1 }));
 	points.back().m_symbol = m_symbol;
 }
+
+bool Player::check_chain(std::array<std::array<char, COL>, ROW> &m_board, std::vector<Point> &points_list) {
+	for(int i = ROW - 1; i >= 0; i--) {
+		for(int j = COL - 1; j >= 0; j--) {
+			if(m_board[i][j] != m_symbol) continue;
+			if(m_board[i - 1][j] != m_symbol) continue;
+			if(m_board[i - 2][j] != m_symbol) continue;
+			if(m_board[i - 3][j] != m_symbol) continue;
+			return true;
+		}
+	}
+	for(int i = ROW - 1; i >= 0; i--) {
+		for(int j = COL - 1; j >= 0; j--) {
+			if(m_board[i][j] != m_symbol) continue;
+			if(m_board[i][j - 1] != m_symbol) continue;
+			if(m_board[i][j - 2] != m_symbol) continue;
+			if(m_board[i][j - 3] != m_symbol) continue;
+			return true;
+		}
+	}
+	for(int i = ROW - 1; i >= 0; i--) {
+		for(int j = COL - 1; j >= 0; j--) {
+			if(m_board[i][j] != m_symbol) continue;
+			if(m_board[i - 1][j + 1] != m_symbol) continue;
+			if(m_board[i - 2][j + 2] != m_symbol) continue;
+			if(m_board[i - 3][j + 3] != m_symbol) continue;
+			return true;
+		}
+	}
+	return false;
+}
diff --git a/src/main.cpp b/src/main.cpp
index 59bacbe..6824f1c 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -6,42 +6,24 @@
 #include "elements.hpp"
 
 int main() {
-	std::vector<Point> points_list = {};
 	Input input;
 	Window window;
 	Player one('o', true);
 	Player two('x', false);
 
 	bool running = true;
+	std::vector<Point> points_list = {};
 	std::thread input_thread(&Input::get_input, &input, std::ref(running), std::ref(one), std::ref(two), std::ref(points_list));
-	char symbol = ' ';
-	bool d = true;
-	bool result = false;
 	while(running) {
 		window.update_display(points_list);
 		for(int i = 0; i < points_list.size(); i++) {
 			points_list[i].move();
 			points_list[i].check_collision(points_list);
 		}
-		for(int i = 0; i < ROW - 1; i++) {
-			for(int j = 0; j < COL - 1; j++) {
-				if(window.m_board[i][j] == ' ') continue;
-				symbol = window.m_board[i][j];
-				d = true;
-				if(d) {
-					for(int k = 1; k <= 3; k++) {
-						if(window.m_board[i][j + k] != symbol) d = false;
-					}
-					if(d) {
-						result = true;
-					}
-				}
-			}
+		if(one.check_chain(window.m_board)) {
+			std::cout << "Hello" << std::endl;
+			running = false;
 		}
-		// if(window.check_chain()) {
-		// 	std::cout << "Chain is active" << std::endl;
-		// }
-		std::cout << result << std::endl;
 	}
 
 	input_thread.join();