Complex sentence: An assize of seven earls and fourteen lesser nobles heard the evidence that linked the prisoners to the rebellion in the Lennox--the four men were condemned, Walter on 24 May and the others on 25 May and immediately beheaded in'front of the castle'.
Split into simpler sentences: An assize of seven earls and fourteen lesser nobles heard the evidence that linked the prisoners to the rebellion in the Lennox. The four men were condemned, Walter on 24 May and the others on 25 May and immediately beheaded in'front of the castle'.