When Louis 's sons by his first marriage to Ermengarde of Hesbaye ( Lothair , Louis , and Pepin ) rebelled in 830 , Ebbo remained loyal .
Head entity: ermengarde of hesbaye Q231827 9 10 11
Tail entity: pepin Q333356 18
Relation (head \u2192 tail): P40
Inverse relation (tail \u2192 head): P25