diff --git a/src/models/meta/MetaRDLTerm.java b/src/models/meta/MetaRDLTerm.java
index 5ddf77f..ae79d60 100644
--- a/src/models/meta/MetaRDLTerm.java
+++ b/src/models/meta/MetaRDLTerm.java
@@ -13,6 +13,7 @@
 
 	protected static enum TermType {
 		META_DEPENDENCY,
+		META_DEPENDENCY_LIST,
 		META_DEPENDENCY_VARIABLE,
 		META_DEPENDENCY_TERM,
 		META_DEPENDENCY_TERM_VARIABLE,
@@ -53,7 +54,7 @@
 	public MetaRDLTerm(MetaRDLTerm dependency) {
 		super(new Symbol(":", 1), dependency.getOrder() - 1);
 		addChild(dependency);
-		this.termType = TermType.META_DEPENDENCY;
+		this.termType = TermType.META_DEPENDENCY_LIST;
 	}
 	
 	//dependency term
@@ -130,11 +131,50 @@
 	
 	@Override
 	public String toString() {
-		return null;
+		switch(termType) {
+		case META_DEPENDENCY:
+			return "[" + getChild(0).toString() + " : " + getChild(1).toString() + "]";
+		case META_DEPENDENCY_LIST:
+			return "[" + getChild(0).toString() + "]";
+		case META_DEPENDENCY_TERM:
+			return "[" + getChild(0).toString() + " : " + getChild(1).toString() + " -> " + getChild(2).toString() + "]";
+		default:
+			return "";
+		}
 	}
 
 	@Override
 	public String toStringWithOrder() {
+		switch(termType) {
+		case META_DEPENDENCY:
+			return "[" + ((RDLTerm) getChild(0)).toStringWithOrder() + " : " + ((RDLTerm) getChild(1)).toStringWithOrder() + "]";
+		case META_DEPENDENCY_LIST:
+			return "[" + ((RDLTerm) getChild(0)).toStringWithOrder() + "]";
+		case META_DEPENDENCY_TERM:
+			return "[" + ((RDLTerm) getChild(0)).toStringWithOrder() + " : "
+					+ ((RDLTerm) getChild(1)).toStringWithOrder() + " -> " + ((RDLTerm) getChild(2)).toStringWithOrder() + "]";
+		default:
+			return "";
+		}
+	}
+
+	@Override
+	public boolean equals(Object another) {
+		if(! (another instanceof MetaRDLTerm)) {
+			return false;
+		}
+		return false;
+	}
+
+	@Override
+	public int hashCode() {
+		// TODO 自動生成されたメソッド・スタブ
+		return 0;
+	}
+
+	@Override
+	public Object clone() {
+		// TODO 自動生成されたメソッド・スタブ
 		return null;
 	}