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

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

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