*SUPPORT*
IN: wif gazzer fep dax wif OUT: YELLOW GREEN GREEN YELLOW
IN: zup lug fep OUT: RED PURPLE PURPLE
IN: lug OUT: PURPLE
IN: lug lug fep blicket gazzer OUT: GREEN PURPLE PURPLE PURPLE
IN: zup OUT: RED
IN: zup lug lug fep OUT: RED PURPLE PURPLE PURPLE
IN: gazzer zup fep OUT: GREEN RED RED
IN: lug fep dax zup OUT: PURPLE PURPLE RED
IN: zup zup OUT: RED RED
IN: wif gazzer fep dax zup dax lug OUT: YELLOW GREEN GREEN RED PURPLE
IN: gazzer fep OUT: GREEN GREEN
IN: gazzer OUT: GREEN
IN: gazzer wif blicket lug dax zup OUT: PURPLE GREEN YELLOW RED
IN: wif fep dax wif blicket wif dax lug OUT: YELLOW YELLOW YELLOW YELLOW PURPLE

*QUERY*
IN: wif OUT: YELLOW
IN: zup wif fep OUT: RED YELLOW YELLOW
IN: lug zup OUT: PURPLE RED
IN: gazzer wif fep dax lug dax wif OUT: GREEN YELLOW YELLOW PURPLE YELLOW
IN: wif gazzer fep OUT: YELLOW GREEN GREEN
IN: zup fep OUT: RED RED
IN: zup fep dax zup OUT: RED RED RED
IN: lug fep OUT: PURPLE PURPLE
IN: wif fep OUT: YELLOW YELLOW
IN: gazzer blicket gazzer dax lug blicket wif OUT: YELLOW GREEN GREEN PURPLE

*GRAMMAR*
gazzer -> GREEN 
 zup -> RED 
 lug -> PURPLE 
 wif -> YELLOW 
 x1 blicket u1 -> [u1] [x1] 
 x1 dax u1 -> [x1] [u1] 
 u1 fep -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 