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

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

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