/particle smoke ~-5 ~2 ~ 0 0 0 0 50
/particle smoke ~-5 ~2 ~ 0 0 0 0.2 50
/particle smoke ~-5 ~2 ~ 1 1 1 0.6 50

/execute @e[name=Hola] ~ ~1.5 ~ /particle smoke ~ ~ ~ 0 0 0 0.2 10 force

corazón: /particle heart -554.5 56.7 -200.0 0 0 0 0 1 force
generar Item: /summon Item -541 56 -220 {Item:{id:diamond,Count:1},Motion:[0.0,0.5,0.0]}