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

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

*GRAMMAR*
lug -> RED 
 blicket -> PURPLE 
 wif -> GREEN 
 kiki -> YELLOW 
 x1 gazzer x2 -> [x2] [x2] [x2] [x1] 
 x1 fep x2 -> [x1] [x2] 
 u1 tufa u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 