sentences:  It is divisible into three parts and the third, which is the original work of the compiler, is the most important source for the final years of the Kingdom of Jerusalem and one of only two eyewitness accounts of the fall of Acre in 1291.All that can be known of the anonymous author/compiler must be derived from the text of the "Deeds" itself.The designation Templar of Tyre, implying that the author/compiler was a member of the Knights Templar resident in Tyre, has long been recognised as ungrounded.