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

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

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