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

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

*GRAMMAR*
wif -> GREEN 
 tufa -> RED 
 gazzer -> PURPLE 
 zup -> YELLOW 
 u1 dax u2 -> [u2] [u2] [u1] 
 u1 kiki u2 -> [u2] [u2] [u1] 
 u1 lug u2 -> [u1] [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 