السلام عليكم و رحمة الله ^^
اما عن الجمله فهي صحيحه ✔
و أما عن is ف هي فعل لفاعله having information
Sooo ... "Having information " Is the subj
and "about his ...points" is a secondary phrase و هي جمله عارضه
And " Is " is the verb
And the rest of the whole phrase
