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

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

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