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

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

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