*SUPPORT*
IN: zup zup wif tufa kiki OUT: GREEN GREEN GREEN PURPLE
IN: zup gazzer blicket OUT: GREEN BLUE
IN: blicket OUT: BLUE
IN: blicket wif tufa lug OUT: BLUE BLUE YELLOW
IN: blicket gazzer zup OUT: BLUE GREEN
IN: zup OUT: GREEN
IN: blicket gazzer lug OUT: BLUE YELLOW
IN: kiki gazzer blicket OUT: PURPLE BLUE
IN: lug kiki OUT: YELLOW PURPLE
IN: kiki OUT: PURPLE
IN: lug tufa lug OUT: YELLOW YELLOW
IN: zup wif tufa kiki tufa lug tufa kiki OUT: GREEN GREEN PURPLE YELLOW PURPLE
IN: lug OUT: YELLOW
IN: zup wif OUT: GREEN GREEN

*QUERY*
IN: lug gazzer kiki OUT: YELLOW PURPLE
IN: kiki zup kiki blicket gazzer blicket OUT: PURPLE GREEN PURPLE BLUE BLUE
IN: kiki tufa kiki OUT: PURPLE PURPLE
IN: kiki gazzer lug OUT: PURPLE YELLOW
IN: kiki wif OUT: PURPLE PURPLE
IN: blicket tufa lug OUT: BLUE YELLOW
IN: blicket blicket gazzer lug OUT: BLUE BLUE YELLOW
IN: lug wif tufa zup OUT: YELLOW YELLOW GREEN
IN: blicket wif OUT: BLUE BLUE
IN: blicket gazzer blicket OUT: BLUE BLUE

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