氏のために

for Mr. [surname]

→ 氏
phrase Rare #32,914
for Mr. [surname] Here, 氏 is a formal honorific used after a person's surname, and のために indicates that something is done for that person's benefit or on their occasion, such as a welcome or farewell party.
JA: 田中氏のために歓迎会を開きました。
EN: We held a welcome party for Mr. Tanaka.

私たちはこの間来日したクラーク氏のために歓迎会を開くつもりです

We’re planning to hold a welcome party for Mr. Clark, who recently came to Japan.

昨日ジョーンズ氏のために送別会が開かれた

A farewell party was held for Mr. Jones yesterday.

われわれは先日来日したクラーク氏のために歓迎会を開くつもりです

We’re planning to hold a welcome party for Mr. Clark, who arrived in Japan the other day.

昨日ジョーンズ氏のために歓迎会開かれた

A welcome party was held for Mr. Jones yesterday.

ジョーンズ氏のために送別会が開かれた

A farewell party was held for Mr. Jones.