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

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

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