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

*QUERY*
IN: tufa tufa lug OUT: GREEN GREEN GREEN
IN: tufa lug wif tufa OUT: GREEN GREEN GREEN
IN: dax OUT: PURPLE
IN: zup fep zup OUT: PINK PINK PINK
IN: dax lug wif tufa wif zup OUT: PINK GREEN PURPLE PURPLE
IN: dax fep zup OUT: PINK PINK PURPLE
IN: dax lug OUT: PURPLE PURPLE
IN: tufa OUT: GREEN
IN: zup fep dax OUT: PURPLE PURPLE PINK
IN: dax fep zup wif dax OUT: PURPLE PINK PINK PURPLE

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