diff --git a/src/sgfParser/property.py b/src/sgfParser/property.py
--- a/src/sgfParser/property.py
+++ b/src/sgfParser/property.py
@@ -5,6 +5,29 @@ GAME_INFO=1
 UNKNOWN=99
 
 
+class Composed:
+	def __init__(self,a=None,b=None):
+		self.a=a
+		self.b=b
+
+	def __str__(self):
+		return "{0}:{1}".format(self.a,self.b)
+
+
+class Point:
+	def __init__(self,c,r):
+		self.r=r
+		self.c=c
+
+	def __iter__(self):
+		yield self.c
+		yield self.r
+
+	def __str__(self):
+		a=ord("a")
+		return chr(a+self.c)+chr(a+self.r)
+
+
 def choose(*vTypes):
 	def f(s,start):
 		for vType in vTypes:
@@ -45,7 +68,7 @@ def compose(vTypeA,vTypeB):
 		if a==None or s[i]!=":": return (start,None)
 		i,b=vTypeB(s,i+1)
 		if b==None: return start,None
-		return (i,(a,b))
+		return (i,Composed(a,b))
 	return f
 
 
@@ -126,9 +149,9 @@ def point(s,start):
 		return (m.end(),tuple())
 	col=m.group(0)[0]
 	row=m.group(0)[1]
-	col=ord(col) - (ord("a") if "a"<=col<="z" else ord("A")-26)
-	row=ord(row) - (ord("a") if "a"<=row<="z" else ord("A")-26)
-	return (m.end(),(col,row))
+	col=ord(col)-(ord("a") if "a"<=col<="z" else ord("A")-26)
+	row=ord(row)-(ord("a") if "a"<=row<="z" else ord("A")-26)
+	return (m.end(),Point(col,row))
 
 move=point
 stone=point
@@ -177,10 +200,13 @@ class Property:
 	def copy(self):
 		res=Property()
 		res.name=self.name
-		# !! wouldn't work for listOf(listOf())
 		res.value=self.value if not isinstance(self.value,list) else self.value[:]
 		return res
 
+	def __str__(self):
+		val="[{0}]".format(self.value) if not isinstance(self.value,list) else "".join("[{0}]".format(x) for x in self.value)
+		return "{0}{1}".format(self.name,val)
+
 	patterns={
 		"B":singleton(move),
 		"KO":singleton(empty),