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

*QUERY*
IN: kiki kiki OUT: RED RED
IN: fep OUT: BLUE
IN: tufa kiki zup tufa OUT: PINK RED PINK
IN: kiki zup fep OUT: RED BLUE
IN: tufa zup kiki OUT: PINK RED
IN: wif OUT: GREEN
IN: wif fep OUT: GREEN BLUE
IN: fep zup tufa OUT: BLUE PINK
IN: kiki fep fep wif OUT: RED BLUE BLUE GREEN
IN: wif wif zup tufa OUT: GREEN GREEN PINK

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