OriginalIn

{S,A,B,C}
{a,b}
{S->ABC,S->CBA,A->aA,A->Aa,A->b,C->bC,C->Cb,C->a,AB->BB,BC->CC}
S
aaa,bbbabaaaababbaba,babbaa,aaaba,babaaab
{S,A}
{a,b,c,d,e,f,g,h,i,j}
{S->abSS,SS->AASA,A->d,A->jiASAS,ASA->cdASfd,S->hi}
S
abffgbh,abdcdjicddhifdhi,afghiih,hi
{S,A,B,C,D}
{a,b,c,d}
{S->SS,S->aBCD,S->aSBCD,DB->BD,CB->BC,BC->CB,BD->DB,aB->ab,bB->bb,CD->DC,DC->CD,bC->bc,cC->cc,cD->cd,dD->dd}
S
abcdaabbccdd,abcdd,abbbabaccccddacb
{S,A,B}
{a,b}
{S->AB,A->AA,B->BA,AB->BbbB,B->aA,Ab->ba,Aa->bb}
S
aabbababa,bbbbabababaa,bababbaababababa,bababaabbababbabab
{S,A,B,C}
{a,b,c}
{S->ABC,AB->abcAB,BC->Abccba,AA->S,A->Bc,B->a}
S
abcacbcabcabacb,abcabcabcabcacbccba