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

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

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