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;I dont know what I would do if I had a child now–Im not prepared. It takes more than money, you know (1981) --U.S.. Department of Health & Human Services (美国艺术家, 1953-)
I. IN EXISTENCE #1/ II. IN EXISTENCE #2 (TWO WORKS) I. 存在I /II.存在II (兩件作品)-SOICHI-YAMAGUCHI-山口聰一- (I.存在#1/II。存在#2(两部作品)I。存在I/II。存在二,(兩件作品)-SOICHI-YAMAGUCHI-山口聰一-)