1

他

tā

(third-person singular) (since the early 20th century, usu. male) he; him; his (bound form) other; another; some other (as in 他日 tārì and 他人 tārén)

=2

坐

Zuò

surname Zuo

=2

坐

zuò

to sit to take a seat to take (a bus, airplane etc) to bear fruit variant of 座 zuò

3

在

zài

to exist; to be alive (of sb or sth) to be (located) at (used before a verb to indicate an action in progress)

4

河边

hébiān

river bank