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

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

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