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

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

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