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

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

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