*SUPPORT*
IN: tufa lug lug fep wif blicket lug OUT: RED RED RED RED GREEN BLUE GREEN BLUE
IN: wif lug fep wif tufa OUT: GREEN GREEN GREEN RED
IN: wif blicket tufa OUT: GREEN BLUE RED
IN: blicket OUT: BLUE
IN: wif OUT: GREEN
IN: zup tufa lug OUT: PINK RED PINK RED
IN: zup OUT: PINK
IN: blicket wif kiki OUT: BLUE GREEN BLUE GREEN BLUE GREEN
IN: blicket blicket lug OUT: BLUE BLUE BLUE BLUE
IN: wif blicket kiki OUT: GREEN BLUE GREEN BLUE GREEN BLUE
IN: tufa kiki OUT: RED RED RED
IN: zup kiki OUT: PINK PINK PINK
IN: wif fep blicket OUT: GREEN BLUE
IN: blicket kiki OUT: BLUE BLUE BLUE

*QUERY*
IN: tufa blicket lug OUT: RED BLUE RED BLUE
IN: tufa lug kiki fep blicket OUT: RED RED RED RED RED RED BLUE
IN: zup zup kiki OUT: PINK PINK PINK PINK PINK PINK
IN: wif lug OUT: GREEN GREEN
IN: wif zup OUT: GREEN PINK
IN: tufa fep tufa kiki lug OUT: RED RED RED RED RED RED RED
IN: tufa wif blicket blicket OUT: RED GREEN BLUE BLUE
IN: tufa OUT: RED
IN: wif kiki OUT: GREEN GREEN GREEN
IN: wif tufa OUT: GREEN RED

*GRAMMAR*
tufa -> RED 
 blicket -> BLUE 
 wif -> GREEN 
 zup -> PINK 
 x1 kiki -> [x1] [x1] [x1] 
 x1 fep x2 -> [x1] [x2] 
 x1 lug -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 