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

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

*GRAMMAR*
wif -> BLUE 
 zup -> PURPLE 
 fep -> GREEN 
 lug -> RED 
 u1 dax x1 -> [u1] [x1] 
 u1 blicket u2 -> [u1] [u2] 
 u1 gazzer u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 