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

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

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