toplevel "A";"A" or "BE1" "BE2" "BE3";"BE1" lambda=0.5 dorm=3;"BE2" lambda=0.5 dorm=3;"BE3" lambda=0.5 dorm=3;
toplevel "A";
"A" or "BE1" "BE2" "BE3";
"BE1" lambda=0.5 dorm=3;
"BE2" lambda=0.5 dorm=3;
"BE3" lambda=0.5 dorm=3;