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

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

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