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

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

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