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

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

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