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
上り
nobori
(1)ascent, climbing, ascending (path), climb, (2)up-train (e.g. going to Tokyo), (n,adj-no) (3)northward (towards Tokyo) jlpt3
上
ue
above, on top of, up, upper part, surfacejlpt5