(B)0[m[1;4mDROP[m[1m qwq> [1;4mFUNCTION[m[1m qqwq> <routine-name> [mq[1mwqwqqqqqqqqqqqqqqqwqwq>[m [1m mq> [1;4mPROCEDURE[m[1m qj x[m [1mtq> [1;4mRESTRICT[m [1mqqqu x [m [1m x[m [1mtq> [1;4mCASCADE[m[1m qqqqu x [m [1mx[m [1mtq> [1;4mRESRICT[m[1m qqqqu[m [1mx[m [1m x mq> [1;4mIF[m[1m [1;4mEXISTS[m [1mqqj x [m [1mmqqqqqqqqqq<qqqqqqqqj[m