BEGIN {mode = 1}

{if ($3 ~ "stress") {s = NR+4}}
{if (NR == s) {mode = 2}}

{if (mode == 2 && NR > s) {
	if ((NR-s)%4 == 1) {t1 = $3}
	if ((NR-s)%4 == 2) {t2 = $3}
	if ((NR-s)%4 == 3) {label = $3}
	if ((NR-s)%4 == 0 && length(label) > 2) {print t1, t2, label}
}}

