Article 58(2b) of constitution 1973 is about _____?

Article 58(2b) of constitution 1973 is about _____?

آئین 1973 کا آرٹیکل 58(ٹو بی) _____ کے بارے میں ہے؟
Explanation

These powers included the right, expressed in sub-section 2(b) inserted into Article 58, to dissolve the National Assembly (but not the Senate)

if, in his or her opinion, "a situation has arisen in which the Government of the Federation cannot be carried on in accordance with the provisions of the Constitution