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

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

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