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

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

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