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

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

*GRAMMAR*
tufa -> RED 
 gazzer -> GREEN 
 lug -> BLUE 
 zup -> PURPLE 
 u1 wif x1 -> [u1] [x1] 
 u1 fep -> [u1] [u1] [u1] 
 x1 blicket x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 