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

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

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