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

*QUERY*
IN: blicket OUT: GREEN
IN: blicket kiki fep OUT: GREEN RED RED
IN: kiki kiki kiki fep zup OUT: RED RED RED RED RED RED RED RED
IN: blicket zup dax wif OUT: GREEN GREEN BLUE GREEN GREEN BLUE GREEN GREEN
IN: wif fep OUT: BLUE BLUE
IN: tufa fep OUT: PURPLE PURPLE
IN: blicket zup dax blicket OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: kiki fep OUT: RED RED
IN: blicket fep OUT: GREEN GREEN
IN: tufa dax blicket fep OUT: PURPLE GREEN GREEN PURPLE GREEN GREEN PURPLE

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