Given a sentence in English, provide an equivalent paraphrased version from the original that retains the same meaning.

The Charge Spear is a large spear that can be " charged to form a sharpened organic blade that can be used to strike enemies .
The Charge Spear is a large spear that can be " charged " to form a sharpened organic blade that can be used to stab foes .

His current research investigates the influence of Jewish ideas and stories on Islamic sources .
His current research explores the influence of Jewish ideas and stories on Islamic sources .

He has two sons : older Maharana Mahendra Singh and younger Arvind Singh .

He has two sons : elder Maharana Mahendra Singh and younger Arvind Singh .

