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

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

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