0726 GMT - European stock indexes largely open lower, though AI-related shares gain, as momentum in defensive sectors stalls after strong gains in the last session. Telecoms and chemicals companies drag on the Europe-wide Stoxx 600, which edges 0.1% lower. London's FTSE 100 slips 0.2%, dragged by falls for telecoms groups Airtel Africa and BT, which slide 4.6% and 2.7%, respectively. The German DAX falls 0.4% as Deutsche Telekom declines by 3%. Chip maker Infineon climbs 2.8%, while data-center power provider Siemens Energy rises 0.8%. Luxury stocks are under pressure in Paris as the CAC 40 drops 0.4%. Sector bellwether LVMH falls 1.2%, while telecoms group Orange slides 3.3%.Italy's FTSE MIB drops 0.2%, while Spain's IBEX 35 slips 0.3%. The Dutch AEX is one bright spot, up 0.1% as semiconductor stocks gain. ASML rises 1.9%.