Vocabulary consisting only from characters you are able to read
よじ上る
yojinoboru
to climb, to clamber (over, up), to scramble (up), to scale, to claw one's way upgodan, verb, vintrans
二人
futari
two persons, two people, pair, couplejlpt5
山
yama
mountain, pile, heap, climax, critical pointjlpt5, shizen