*SUPPORT*
IN: kiki wif kiki OUT: GREEN GREEN
IN: zup kiki tufa kiki wif tufa OUT: RED GREEN PINK GREEN PINK
IN: lug lug dax kiki OUT: PURPLE PURPLE GREEN
IN: tufa tufa zup OUT: PINK PINK RED
IN: zup dax tufa OUT: RED PINK
IN: lug tufa dax zup OUT: PURPLE PINK RED
IN: tufa tufa wif zup wif zup OUT: PINK PINK RED RED
IN: lug wif kiki lug lug fep OUT: PURPLE GREEN PURPLE PURPLE PURPLE GREEN PURPLE PURPLE
IN: tufa wif zup wif kiki dax kiki fep OUT: PINK RED GREEN GREEN PINK RED GREEN GREEN
IN: kiki OUT: GREEN
IN: tufa dax tufa OUT: PINK PINK
IN: kiki dax lug OUT: GREEN PURPLE
IN: lug dax zup OUT: PURPLE RED
IN: zup lug OUT: RED PURPLE

*QUERY*
IN: zup wif lug fep fep OUT: RED PURPLE RED PURPLE RED PURPLE RED PURPLE
IN: lug tufa dax kiki OUT: PURPLE PINK GREEN
IN: zup OUT: RED
IN: zup dax kiki fep OUT: RED GREEN RED GREEN
IN: lug kiki tufa OUT: PURPLE GREEN PINK
IN: tufa dax kiki OUT: PINK GREEN
IN: zup wif lug dax lug OUT: RED PURPLE PURPLE
IN: lug OUT: PURPLE
IN: lug wif zup dax kiki fep OUT: PURPLE RED GREEN PURPLE RED GREEN
IN: lug dax lug OUT: PURPLE PURPLE

*GRAMMAR*
zup -> RED 
 lug -> PURPLE 
 kiki -> GREEN 
 tufa -> PINK 
 x1 fep -> [x1] [x1] 
 u1 wif x1 -> [u1] [x1] 
 u1 dax u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 