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

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

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