diff --git a/go.py b/go.py
new file mode 100644
--- /dev/null
+++ b/go.py
@@ -0,0 +1,33 @@
+class Go:
+  # 1: B, 0: _, -1: W
+  # resp. jakákoli čísla s opačnými znaménky
+  board=[[0]*19 for i in range(19)]
+  
+  def __init__(self): self.board=[[0]*19 for i in range(19)]
+  
+  def move(self,color,y,x):
+    if self.board[x][y]!=0: return False
+
+    self.board[x][y]=color
+
+    for i,j in ((-1,0),(1,0),(0,-1),(0,1)):
+      self.temp=[[False]*19 for i in range(19)]
+      if not self._floodFill(-color,x+i,y+j): self._remove()
+    self.temp=[[False]*19 for i in range(19)]
+    if not self._floodFill(color,x,y):
+      self.board[x][y]=0
+      return False
+    return True
+
+  def _floodFill(self,color,x,y):
+    if x<0 or x>18 or y<0 or y>18: return False
+    if self.temp[x][y]: return False
+    if self.board[x][y]==0: return True
+    if self.board[x][y]!=color: return False
+    self.temp[x][y]=True
+    return self._floodFill(color,x-1,y) or self._floodFill(color,x+1,y) or self._floodFill(color,x,y-1) or self._floodFill(color,x,y+1)
+  
+  def _remove(self):
+    for i in range(19):
+      for j in range(19):
+        if self.temp[i][j]: self.board[i][j]=0