input.txt

%zl -> zp, cl
%vp -> dj, vr
%cc -> xp
&dj -> lq, mb, dc, ns, gz
%md -> ts, zp
%fc -> zp
%px -> zx
&nx -> gl, br, pr, xf, vd, gj, kd
%tf -> lt, dj
%fj -> pc
%mb -> xx
%cl -> mj
%pm -> fj
%dc -> dj, vp
%jc -> bz, xm
&vd -> zh
%pz -> sr, nx
&ns -> zh
%sr -> nx
%gl -> pr
%xx -> nt, dj
%gp -> md
%hb -> jl, nx
&zh -> rx
%rb -> gz, dj
%xm -> bz
&zp -> px, gp, cl, bh, fn, ls, hs
&bz -> pm, pc, bv, dl, jp, fj, cc
%nl -> bz, pm
&bh -> zh
%hq -> gj, nx
%bv -> bz, nl
%bj -> jp, bz
%gj -> mx
%xp -> bz, bj
%vr -> dj, mb
&dl -> zh
%pr -> hb
%nt -> dj, lq
%mx -> gl, nx
%kd -> hq
%fn -> px
%jp -> xc
%zx -> zl, zp
%br -> nx, xf
%lt -> dj
%df -> dj, tf
%ts -> zp, fc
%jl -> nx, pz
%xc -> jc, bz
%xf -> kd
%lq -> rb
%gz -> df
%pc -> cc
%hs -> fn
broadcaster -> ls, bv, dc, br
%mj -> zp, gp
%ls -> hs, zp