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

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

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