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

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

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