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

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

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