It involved John V Palaiologos against the two Kantakouzenoi , John VI Kantakouzenos and his eldest son Matthew Kantakouzenos .
Head entity: john vi kantakouzenos Q37084 10 11 12
Tail entity: matthew kantakouzenos Q329708 17 18
Relation (head \u2192 tail): P40
Inverse relation (tail \u2192 head): P22