Loop of length 14 starting with a string of length 10
found after enumerating 75109 derivations:

.baaa.aaaaaa
	rule baaa -> aaabbba at position 0
.aaabbba.aaaaaa
	rule baaa -> aaabbba at position 5
.aaabbaaabbba.aaaa
	rule baaa -> aaabbba at position 10
.aaabbaaabbaaabbba.aa
	rule baaa -> aaabbba at position 9
.aaabbaaabaaabbbabbba.aa
	rule baaa -> aaabbba at position 8
.aaabbaaaaaabbbabbbabbba.aa
	rule baaa -> aaabbba at position 21
.aaabbaaaaaabbbabbbabbaaabbba.
	rule baaa -> aaabbba at position 20
.aaabbaaaaaabbbabbbabaaabbbabbba.
	rule baaa -> aaabbba at position 19
.aaabbaaaaaabbbabbbaaaabbbabbbabbba.
	rule baaa -> aaabbba at position 17
.aaabbaaaaaabbbabbaaabbbaabbbabbbabbba.
	rule baaa -> aaabbba at position 16
.aaabbaaaaaabbbabaaabbbabbbaabbbabbbabbba.
	rule baaa -> aaabbba at position 15
.aaabbaaaaaabbbaaaabbbabbbabbbaabbbabbbabbba.
	rule baaa -> aaabbba at position 13
.aaabbaaaaaabbaaabbbaabbbabbbabbbaabbbabbbabbba.
	rule baaa -> aaabbba at position 12
.aaabbaaaaaabaaabbbabbbaabbbabbbabbbaabbbabbbabbba.
	rule baaa -> aaabbba at position 11
.aaabbaaaaaaaaabbbabbbabbbaabbbabbbabbbaabbbabbbabbba.