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

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

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