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

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

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