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

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

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