YOU SAID:

a glass window made out of glass is a glass window thats made out of glass which makes a glass window thats made out of glass and is a glass window

INTO JAPANESE

ガラスでできたガラス窓は、ガラスでできたガラス窓であり、ガラス窓である

BACK INTO ENGLISH

a glass window is a glass window and a glass window

INTO JAPANESE

ガラス窓は、ガラス窓とガラス窓である

BACK INTO ENGLISH

the glass window is a glass window and a glass window

INTO JAPANESE

ガラス窓はガラス窓とガラス窓である

BACK INTO ENGLISH

the glass window is a glass window and a glass window