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

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

*GRAMMAR*
lug -> YELLOW 
 dax -> PINK 
 wif -> GREEN 
 kiki -> RED 
 x1 gazzer x2 -> [x1] [x2] 
 u1 tufa u2 -> [u2] [u2] [u1] [u2] [u2] [u2] 
 x1 fep u1 -> [u1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 