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

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

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