Due to necessary consolidation within the UK IT market , MyTravel Group PLC and Thomas Cook AG agreed to merge in March 2007 to form Thomas Cook Group PLC .
Head entity: mytravel group Q6944898 10 11
Tail entity: thomas cook group Q2141800 25 26 27
Relation (head \u2192 tail): P155
Inverse relation (tail \u2192 head): P156