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

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

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