SELECT t8.o AS thread FROM"prop_sliceIsRelatedToFunctionality" AS t1, "prop_sliceHasStartEvent" AS t2, "prop_sliceHasEndEvent" AS t3, "prop_eventStartAt" AS t4, "prop_eventEndAt" AS t5, "prop_eventStartAt" AS t6, "prop_eventEndAt" AS t7, "prop_runningThread" AS t8 WHERE t1.o = 'NormalFrameDecoding' AND t1.s = t2.s AND t1.s = t3.s AND t2.o = t4.s AND t3.o = t5.s AND t6.s = t7.s AND t6.s = t8.s AND t6.o >= t4.o AND t7.o <= t5.o