The report said that Gabriel assaulted his female teacher, Matilda Boatemaa, at her home with a knife, making off with valuable items and foodstuff.
He is said to have stolen GH¢570 in cash, a bag of rice, a mobile phone, and important documents belonging to the teacher.
The judge, unimpressed by his actions, imposed a 15-year prison term with hard labour on him, the report indicated.
"He confronted a female teacher with a knife, seizing her rice and stew.
He also took GH¢570, an Infinix Hot 9 mobile phone valued at GH¢700, and some documents.
The judge then sentenced him to 15 years of hard labor, intending to teach him a lesson."