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

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

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