[Header]

[Test]
parenize (NODE (LEAF Korea,
               (NODE (LEAF France,
	             (NODE (LEAF Usa,
		           (NODE (LEAF Brazil,
			         (NODE (LEAF Japan,
				       (NODE (LEAF Nigeria,
				             (NODE (LEAF Cameroon,
					           (NODE (LEAF Poland,
						         (NODE (LEAF Portugal,
							       (NODE (LEAF Italy,
							             (NODE (LEAF Germany,
								           (NODE (LEAF Norway,
									         (NODE (LEAF Sweden, 
										       (NODE (LEAF Argentina, LEAF England))))))))))))))))))))))))))))
[Value]
"(Korea (France (Usa (Brazil (Japan (Nigeria (Cameroon (Poland (Portugal (Italy (Germany (Norway (Sweden (Argentina England))))))))))))))"

[Test]
parenize (LEAF Korea)

[Value]
"Korea"

[Test]
parenize (NODE (LEAF Argentina, LEAF Poland))

[Value]
"(Argentina Poland)"

[Test]
parenize (NODE (NODE (LEAF Italy, LEAF Germany), LEAF France))
[Value]
"((Italy Germany) France)"

[Test]
parenize (NODE (LEAF Norway, (NODE (LEAF Sweden, LEAF Nigeria))))

[Value]
"(Norway (Sweden Nigeria))"


[Test]
parenize (NODE (LEAF Japan, (NODE (LEAF Argentina, (NODE (LEAF Usa, LEAF Italy))))))

[Value]
"(Japan (Argentina (Usa Italy)))"


[Test]
parenize (NODE (LEAF France, (NODE (LEAF Poland, LEAF Italy))))

[Value]
"(France (Poland Italy))"


[Test]
parenize (NODE (NODE (LEAF Italy, (NODE (LEAF Korea, LEAF Usa))), LEAF France))

[Value]
"((Italy (Korea Usa)) France)"


[Test]
parenize (NODE (NODE ((NODE (LEAF Brazil, LEAF Cameroon)), (NODE (LEAF Korea, LEAF Usa))), LEAF France))

[Value]
"(((Brazil Cameroon) (Korea Usa)) France)"


[Test]
parenize (NODE (LEAF France, LEAF Poland))

[Value]
"(France Poland)"