One unit of A is composed of two units of B and three units of C$.$ Each B is composed of one unit of F$.$ C is made of one unit of D$,$ one unit of E$,$ and two units of F$.$ Items A$,$ B$,$ C$,$ and D have $20,50,60,$ and $25$ units of on$-$hand inventory, respectively. Items A$,$ B$,$ and C use lot$-$for$-$lot $($L$4$L$)$ as their lot$-$sizing technique, while D$,$ E$,$ and F require multiples of $50,100,$ and $100,$ respectively, to be purchased. B has scheduled receipts of $30$ units in period $1.$ No other scheduled receipts exist. Lead times are one period for items A$,$ B$,$ and D$,$ and two periods for items C$,$ E$,$ and F$.$ Gross requirements for A are $20$ units in period $1,20$ units in period $2,60$ units in period $6,$ and $50$ units in period $8.$ Find the planned order releases for all items. $($Show the BOM and MRP table of each item$)$