YOU SAID:
His son is a duck and is also the sun.
INTO JAPANESE
彼の息子はアヒルであり、太陽でもあります。
BACK INTO ENGLISH
His son is a duck and a sun.
INTO JAPANESE
彼の息子はアヒルと太陽です。
BACK INTO ENGLISH
His son is a duck and a sun.
Come on, you can do better than that.