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

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

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