Vocabulary consisting only from characters you are able to read
下る
くだる
(1)to descend, to go down, to come down, (2)to be handed down (of an order, judgment, etc.), (3)to pass (of time), (4)to surrender, to capitulate, (5)(often in neg. form) to be less than, to be i godan, jlpt3, verb, vintrans
入口
いりぐち
entrance, gate, approach, mouthjlpt5
二人
ふたり
two persons, two people, pair, couplejlpt5