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

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

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