*SUPPORT*
IN: zup wif OUT: YELLOW GREEN
IN: wif wif dax OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: wif dax OUT: GREEN GREEN GREEN GREEN
IN: wif fep OUT: GREEN GREEN GREEN
IN: tufa dax OUT: BLUE BLUE BLUE BLUE
IN: zup kiki tufa OUT: YELLOW YELLOW YELLOW BLUE
IN: blicket wif OUT: PINK GREEN
IN: wif tufa fep OUT: GREEN BLUE GREEN BLUE GREEN BLUE
IN: wif kiki tufa OUT: GREEN GREEN GREEN BLUE
IN: blicket dax OUT: PINK PINK PINK PINK
IN: zup kiki wif OUT: YELLOW YELLOW YELLOW GREEN
IN: wif OUT: GREEN
IN: tufa fep OUT: BLUE BLUE BLUE
IN: tufa OUT: BLUE

*QUERY*
IN: zup fep OUT: YELLOW YELLOW YELLOW
IN: blicket OUT: PINK
IN: tufa blicket dax OUT: BLUE PINK BLUE PINK BLUE PINK BLUE PINK
IN: zup dax OUT: YELLOW YELLOW YELLOW YELLOW
IN: wif kiki blicket OUT: GREEN GREEN GREEN PINK
IN: blicket tufa fep OUT: PINK BLUE PINK BLUE PINK BLUE
IN: blicket fep OUT: PINK PINK PINK
IN: zup OUT: YELLOW
IN: tufa zup tufa OUT: BLUE YELLOW BLUE
IN: wif tufa OUT: GREEN BLUE

*GRAMMAR*
wif -> GREEN 
 tufa -> BLUE 
 zup -> YELLOW 
 blicket -> PINK 
 x1 kiki x2 -> [x1] [x1] [x1] [x2] 
 x1 fep -> [x1] [x1] [x1] 
 x1 dax -> [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 