Question: Who is Dietrich Vii, Count Of Cleves's paternal grandfather?

Knowledge 1: Dietrich VII, Count of Cleves
Dietrich VII (1256–1305) was Count of Cleves from 1275 through 1305.He was the son of Dietrich VI, Count of Cleves and his wife Aleidis von Heinsberg.The County of Cleves  was a comital polity of the Holy Roman Empire in present Germany (part of North Rhine-Westphalia) and the Netherlands (parts of Limburg, Noord-Brabant and Gelderland).Its rulers, called counts, had a special and privileged standing in the Empire.The County of Cleves was first mentioned in the 11th century.In 1417, the county became a duchy  and its rulers were raised to the status of Dukes.Its history is closely related to that of its neighbours: the Duchies of Jülich, Berg and Guelders and the County of Mark.In 1368, Cleves and Mark were united.In 1521 Jülich, Berg, Cleves and Mark formed the United Duchies of Jülich-Cleves-Berg.The territory was situated on both sides of the river Rhine, around its capital Cleves and roughly covering today's districts of Cleves, Wesel and the city of Duisburg. [SEP] Knowledge 2: Dietrich VI, Count of Cleves
Dietrich VI (also known as Dietrich of Meissen), was Count of Cleves from 1260 through 1275.He was born in 1226 as the son of Dietrich V, Count of Cleves and Hedwig of Meissen.The County of Cleves  was a comital polity of the Holy Roman Empire in present Germany (part of North Rhine-Westphalia) and the Netherlands (parts of Limburg, Noord-Brabant and Gelderland).Its rulers, called counts, had a special and privileged standing in the Empire.The County of Cleves was first mentioned in the 11th century.In 1417, the county became a duchy  and its rulers were raised to the status of Dukes.Its history is closely related to that of its neighbours: the Duchies of Jülich, Berg and Guelders and the County of Mark.In 1368, Cleves and Mark were united.In 1521 Jülich, Berg, Cleves and Mark formed the United Duchies of Jülich-Cleves-Berg.The territory was situated on both sides of the river Rhine, around its capital Cleves and roughly covering today's districts of Cleves, Wesel and the city of Duisburg.
Knowledge 1: Dietrich VI, Count of Cleves
Dietrich VI (also known as Dietrich of Meissen), was Count of Cleves from 1260 through 1275.He was born in 1226 as the son of Dietrich V, Count of Cleves and Hedwig of Meissen.The County of Cleves  was a comital polity of the Holy Roman Empire in present Germany (part of North Rhine-Westphalia) and the Netherlands (parts of Limburg, Noord-Brabant and Gelderland).Its rulers, called counts, had a special and privileged standing in the Empire.The County of Cleves was first mentioned in the 11th century.In 1417, the county became a duchy  and its rulers were raised to the status of Dukes.Its history is closely related to that of its neighbours: the Duchies of Jülich, Berg and Guelders and the County of Mark.In 1368, Cleves and Mark were united.In 1521 Jülich, Berg, Cleves and Mark formed the United Duchies of Jülich-Cleves-Berg.The territory was situated on both sides of the river Rhine, around its capital Cleves and roughly covering today's districts of Cleves, Wesel and the city of Duisburg. [SEP] Knowledge 2: Dietrich V, Count of Cleves
Dietrich V was Count of Cleves from 1201 through 1260.Dietrich was born about 1185 as the son of Dietrich IV, Count of Cleves and Margaret of Holland.Possibly Dietrich V succeeded in 1198, under regency of Arnold II.In 1234, he participated in the Stedinger Crusade.
Knowledge 1: Dietrich VII, Count of Cleves
Dietrich VII (1256–1305) was Count of Cleves from 1275 through 1305.He was the son of Dietrich VI, Count of Cleves and his wife Aleidis von Heinsberg.The County of Cleves  was a comital polity of the Holy Roman Empire in present Germany (part of North Rhine-Westphalia) and the Netherlands (parts of Limburg, Noord-Brabant and Gelderland).Its rulers, called counts, had a special and privileged standing in the Empire.The County of Cleves was first mentioned in the 11th century.In 1417, the county became a duchy  and its rulers were raised to the status of Dukes.Its history is closely related to that of its neighbours: the Duchies of Jülich, Berg and Guelders and the County of Mark.In 1368, Cleves and Mark were united.In 1521 Jülich, Berg, Cleves and Mark formed the United Duchies of Jülich-Cleves-Berg.The territory was situated on both sides of the river Rhine, around its capital Cleves and roughly covering today's districts of Cleves, Wesel and the city of Duisburg. [SEP] Knowledge 2: Dietrich V, Count of Cleves
Dietrich V was Count of Cleves from 1201 through 1260.Dietrich was born about 1185 as the son of Dietrich IV, Count of Cleves and Margaret of Holland.Possibly Dietrich V succeeded in 1198, under regency of Arnold II.In 1234, he participated in the Stedinger Crusade.

Answer: Dietrich V, Count of Cleves